Home / 55,609.28-76,776.18-36,522.92

Finding the Fourth Proportional to 55,609.28, 76,776.18 and 36,522.92

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Solution

The fourth proportional to 55,609.28, 76,776.18 and 36,522.92 is: 50,424.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609.28 : 76,776.18 = 36,522.92 : x
  2. Step 2: Convert to fraction form
    55,609.28/76,776.18 = 36,522.92/x
  3. Step 3: Cross multiply
    55,609.28x = 76,776.18 × 36,522.92
  4. Step 4: Simplify right side
    55,609.28x = 2,804,090,280.05
  5. Step 5: Solve for x
    x = 2,804,090,280.05/55,609.28
  6. Step 6: Final answer
    x = 50,424.86

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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.