Home / 29,815.59-41,146.47-16,388.10

Finding the Fourth Proportional to 29,815.59, 41,146.47 and 16,388.10

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Solution

The fourth proportional to 29,815.59, 41,146.47 and 16,388.10 is: 22,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.59 : 41,146.47 = 16,388.10 : x
  2. Step 2: Convert to fraction form
    29,815.59/41,146.47 = 16,388.10/x
  3. Step 3: Cross multiply
    29,815.59x = 41,146.47 × 16,388.10
  4. Step 4: Simplify right side
    29,815.59x = 674,312,465.01
  5. Step 5: Solve for x
    x = 674,312,465.01/29,815.59
  6. Step 6: Final answer
    x = 22,616.10

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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.