Home / 55,624.28-76,761.57-30,130.92

Finding the Fourth Proportional to 55,624.28, 76,761.57 and 30,130.92

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Solution

The fourth proportional to 55,624.28, 76,761.57 and 30,130.92 is: 41,580.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,624.28 : 76,761.57 = 30,130.92 : x
  2. Step 2: Convert to fraction form
    55,624.28/76,761.57 = 30,130.92/x
  3. Step 3: Cross multiply
    55,624.28x = 76,761.57 × 30,130.92
  4. Step 4: Simplify right side
    55,624.28x = 2,312,896,724.74
  5. Step 5: Solve for x
    x = 2,312,896,724.74/55,624.28
  6. Step 6: Final answer
    x = 41,580.71

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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.