Home / 54,635.52-75,398.43-30,763.06

Finding the Fourth Proportional to 54,635.52, 75,398.43 and 30,763.06

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Solution

The fourth proportional to 54,635.52, 75,398.43 and 30,763.06 is: 42,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,635.52 : 75,398.43 = 30,763.06 : x
  2. Step 2: Convert to fraction form
    54,635.52/75,398.43 = 30,763.06/x
  3. Step 3: Cross multiply
    54,635.52x = 75,398.43 × 30,763.06
  4. Step 4: Simplify right side
    54,635.52x = 2,319,486,426.00
  5. Step 5: Solve for x
    x = 2,319,486,426.00/54,635.52
  6. Step 6: Final answer
    x = 42,453.82

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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.