Home / 53,215.52-73,440.72-29,342.12

Finding the Fourth Proportional to 53,215.52, 73,440.72 and 29,342.12

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Solution

The fourth proportional to 53,215.52, 73,440.72 and 29,342.12 is: 40,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.52 : 73,440.72 = 29,342.12 : x
  2. Step 2: Convert to fraction form
    53,215.52/73,440.72 = 29,342.12/x
  3. Step 3: Cross multiply
    53,215.52x = 73,440.72 × 29,342.12
  4. Step 4: Simplify right side
    53,215.52x = 2,154,906,419.13
  5. Step 5: Solve for x
    x = 2,154,906,419.13/53,215.52
  6. Step 6: Final answer
    x = 40,493.95

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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.