Home / 23,542.08-32,488.14-12,931.92

Finding the Fourth Proportional to 23,542.08, 32,488.14 and 12,931.92

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Solution

The fourth proportional to 23,542.08, 32,488.14 and 12,931.92 is: 17,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,542.08 : 32,488.14 = 12,931.92 : x
  2. Step 2: Convert to fraction form
    23,542.08/32,488.14 = 12,931.92/x
  3. Step 3: Cross multiply
    23,542.08x = 32,488.14 × 12,931.92
  4. Step 4: Simplify right side
    23,542.08x = 420,134,027.43
  5. Step 5: Solve for x
    x = 420,134,027.43/23,542.08
  6. Step 6: Final answer
    x = 17,846.09

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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.