Home / 29,293.08-40,423.52-16,717.20

Finding the Fourth Proportional to 29,293.08, 40,423.52 and 16,717.20

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Solution

The fourth proportional to 29,293.08, 40,423.52 and 16,717.20 is: 23,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,293.08 : 40,423.52 = 16,717.20 : x
  2. Step 2: Convert to fraction form
    29,293.08/40,423.52 = 16,717.20/x
  3. Step 3: Cross multiply
    29,293.08x = 40,423.52 × 16,717.20
  4. Step 4: Simplify right side
    29,293.08x = 675,768,068.54
  5. Step 5: Solve for x
    x = 675,768,068.54/29,293.08
  6. Step 6: Final answer
    x = 23,069.21

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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.