Home / 15,002.55-22,504.01-4,472.91

Finding the Fourth Proportional to 15,002.55, 22,504.01 and 4,472.91

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Solution

The fourth proportional to 15,002.55, 22,504.01 and 4,472.91 is: 6,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.55 : 22,504.01 = 4,472.91 : x
  2. Step 2: Convert to fraction form
    15,002.55/22,504.01 = 4,472.91/x
  3. Step 3: Cross multiply
    15,002.55x = 22,504.01 × 4,472.91
  4. Step 4: Simplify right side
    15,002.55x = 100,658,529.64
  5. Step 5: Solve for x
    x = 100,658,529.64/15,002.55
  6. Step 6: Final answer
    x = 6,709.43

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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.