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Finding the Fourth Proportional to 26,253, 39,381.47 and 7,532.88

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Solution

The fourth proportional to 26,253, 39,381.47 and 7,532.88 is: 11,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,253 : 39,381.47 = 7,532.88 : x
  2. Step 2: Convert to fraction form
    26,253/39,381.47 = 7,532.88/x
  3. Step 3: Cross multiply
    26,253x = 39,381.47 × 7,532.88
  4. Step 4: Simplify right side
    26,253x = 296,655,887.73
  5. Step 5: Solve for x
    x = 296,655,887.73/26,253
  6. Step 6: Final answer
    x = 11,299.89

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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.