Home / 58,805.04-81,151.35-31,947.55

Finding the Fourth Proportional to 58,805.04, 81,151.35 and 31,947.55

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Solution

The fourth proportional to 58,805.04, 81,151.35 and 31,947.55 is: 44,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,805.04 : 81,151.35 = 31,947.55 : x
  2. Step 2: Convert to fraction form
    58,805.04/81,151.35 = 31,947.55/x
  3. Step 3: Cross multiply
    58,805.04x = 81,151.35 × 31,947.55
  4. Step 4: Simplify right side
    58,805.04x = 2,592,586,430.15
  5. Step 5: Solve for x
    x = 2,592,586,430.15/58,805.04
  6. Step 6: Final answer
    x = 44,087.82

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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.