Home / 26,487.14-39,699.38-11,665.08

Finding the Fourth Proportional to 26,487.14, 39,699.38 and 11,665.08

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Solution

The fourth proportional to 26,487.14, 39,699.38 and 11,665.08 is: 17,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.14 : 39,699.38 = 11,665.08 : x
  2. Step 2: Convert to fraction form
    26,487.14/39,699.38 = 11,665.08/x
  3. Step 3: Cross multiply
    26,487.14x = 39,699.38 × 11,665.08
  4. Step 4: Simplify right side
    26,487.14x = 463,096,472.81
  5. Step 5: Solve for x
    x = 463,096,472.81/26,487.14
  6. Step 6: Final answer
    x = 17,483.83

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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.