Home / 53,703.91-74,112.56-29,505.18

Finding the Fourth Proportional to 53,703.91, 74,112.56 and 29,505.18

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Solution

The fourth proportional to 53,703.91, 74,112.56 and 29,505.18 is: 40,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703.91 : 74,112.56 = 29,505.18 : x
  2. Step 2: Convert to fraction form
    53,703.91/74,112.56 = 29,505.18/x
  3. Step 3: Cross multiply
    53,703.91x = 74,112.56 × 29,505.18
  4. Step 4: Simplify right side
    53,703.91x = 2,186,704,423.06
  5. Step 5: Solve for x
    x = 2,186,704,423.06/53,703.91
  6. Step 6: Final answer
    x = 40,717.79

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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.