Home / 29,193.51-40,278.71-16,442.23

Finding the Fourth Proportional to 29,193.51, 40,278.71 and 16,442.23

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Solution

The fourth proportional to 29,193.51, 40,278.71 and 16,442.23 is: 22,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,193.51 : 40,278.71 = 16,442.23 : x
  2. Step 2: Convert to fraction form
    29,193.51/40,278.71 = 16,442.23/x
  3. Step 3: Cross multiply
    29,193.51x = 40,278.71 × 16,442.23
  4. Step 4: Simplify right side
    29,193.51x = 662,271,813.92
  5. Step 5: Solve for x
    x = 662,271,813.92/29,193.51
  6. Step 6: Final answer
    x = 22,685.58

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Half scale
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Double scale
Find fourth proportional to 29,194.51, 40,280.09 and 16,443.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.