Home / 55,724.61-83,586.61-13,604.91

Finding the Fourth Proportional to 55,724.61, 83,586.61 and 13,604.91

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Solution

The fourth proportional to 55,724.61, 83,586.61 and 13,604.91 is: 20,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,724.61 : 83,586.61 = 13,604.91 : x
  2. Step 2: Convert to fraction form
    55,724.61/83,586.61 = 13,604.91/x
  3. Step 3: Cross multiply
    55,724.61x = 83,586.61 × 13,604.91
  4. Step 4: Simplify right side
    55,724.61x = 1,137,188,306.26
  5. Step 5: Solve for x
    x = 1,137,188,306.26/55,724.61
  6. Step 6: Final answer
    x = 20,407.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.