Home / 12,337.74-18,506.70-3,572.64

Finding the Fourth Proportional to 12,337.74, 18,506.70 and 3,572.64

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Solution

The fourth proportional to 12,337.74, 18,506.70 and 3,572.64 is: 5,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.74 : 18,506.70 = 3,572.64 : x
  2. Step 2: Convert to fraction form
    12,337.74/18,506.70 = 3,572.64/x
  3. Step 3: Cross multiply
    12,337.74x = 18,506.70 × 3,572.64
  4. Step 4: Simplify right side
    12,337.74x = 66,117,776.69
  5. Step 5: Solve for x
    x = 66,117,776.69/12,337.74
  6. Step 6: Final answer
    x = 5,358.99

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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.