Home / 53,655.28-74,044.16-29,782.24

Finding the Fourth Proportional to 53,655.28, 74,044.16 and 29,782.24

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Solution

The fourth proportional to 53,655.28, 74,044.16 and 29,782.24 is: 41,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.28 : 74,044.16 = 29,782.24 : x
  2. Step 2: Convert to fraction form
    53,655.28/74,044.16 = 29,782.24/x
  3. Step 3: Cross multiply
    53,655.28x = 74,044.16 × 29,782.24
  4. Step 4: Simplify right side
    53,655.28x = 2,205,200,943.72
  5. Step 5: Solve for x
    x = 2,205,200,943.72/53,655.28
  6. Step 6: Final answer
    x = 41,099.42

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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.