Home / 29,129.16-40,184.73-17,789.70

Finding the Fourth Proportional to 29,129.16, 40,184.73 and 17,789.70

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Solution

The fourth proportional to 29,129.16, 40,184.73 and 17,789.70 is: 24,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.16 : 40,184.73 = 17,789.70 : x
  2. Step 2: Convert to fraction form
    29,129.16/40,184.73 = 17,789.70/x
  3. Step 3: Cross multiply
    29,129.16x = 40,184.73 × 17,789.70
  4. Step 4: Simplify right side
    29,129.16x = 714,874,291.28
  5. Step 5: Solve for x
    x = 714,874,291.28/29,129.16
  6. Step 6: Final answer
    x = 24,541.53

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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.