Home / 53,680.90-74,079.24-29,807.66

Finding the Fourth Proportional to 53,680.90, 74,079.24 and 29,807.66

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Solution

The fourth proportional to 53,680.90, 74,079.24 and 29,807.66 is: 41,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,680.90 : 74,079.24 = 29,807.66 : x
  2. Step 2: Convert to fraction form
    53,680.90/74,079.24 = 29,807.66/x
  3. Step 3: Cross multiply
    53,680.90x = 74,079.24 × 29,807.66
  4. Step 4: Simplify right side
    53,680.90x = 2,208,128,798.98
  5. Step 5: Solve for x
    x = 2,208,128,798.98/53,680.90
  6. Step 6: Final answer
    x = 41,134.35

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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.