Home / 31,511.30-47,337.35-26,327.30

Finding the Fourth Proportional to 31,511.30, 47,337.35 and 26,327.30

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Solution

The fourth proportional to 31,511.30, 47,337.35 and 26,327.30 is: 39,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,511.30 : 47,337.35 = 26,327.30 : x
  2. Step 2: Convert to fraction form
    31,511.30/47,337.35 = 26,327.30/x
  3. Step 3: Cross multiply
    31,511.30x = 47,337.35 × 26,327.30
  4. Step 4: Simplify right side
    31,511.30x = 1,246,264,614.66
  5. Step 5: Solve for x
    x = 1,246,264,614.66/31,511.30
  6. Step 6: Final answer
    x = 39,549.77

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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.