Home / 12,337.52-17,027.40-7,031.12

Finding the Fourth Proportional to 12,337.52, 17,027.40 and 7,031.12

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Solution

The fourth proportional to 12,337.52, 17,027.40 and 7,031.12 is: 9,703.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.52 : 17,027.40 = 7,031.12 : x
  2. Step 2: Convert to fraction form
    12,337.52/17,027.40 = 7,031.12/x
  3. Step 3: Cross multiply
    12,337.52x = 17,027.40 × 7,031.12
  4. Step 4: Simplify right side
    12,337.52x = 119,721,692.69
  5. Step 5: Solve for x
    x = 119,721,692.69/12,337.52
  6. Step 6: Final answer
    x = 9,703.87

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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.