Home / 26,633.52-39,937.92-15,543.40

Finding the Fourth Proportional to 26,633.52, 39,937.92 and 15,543.40

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Solution

The fourth proportional to 26,633.52, 39,937.92 and 15,543.40 is: 23,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.52 : 39,937.92 = 15,543.40 : x
  2. Step 2: Convert to fraction form
    26,633.52/39,937.92 = 15,543.40/x
  3. Step 3: Cross multiply
    26,633.52x = 39,937.92 × 15,543.40
  4. Step 4: Simplify right side
    26,633.52x = 620,771,065.73
  5. Step 5: Solve for x
    x = 620,771,065.73/26,633.52
  6. Step 6: Final answer
    x = 23,307.89

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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.