Home / 26,127.51-39,179.12-9,486.87

Finding the Fourth Proportional to 26,127.51, 39,179.12 and 9,486.87

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Solution

The fourth proportional to 26,127.51, 39,179.12 and 9,486.87 is: 14,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.51 : 39,179.12 = 9,486.87 : x
  2. Step 2: Convert to fraction form
    26,127.51/39,179.12 = 9,486.87/x
  3. Step 3: Cross multiply
    26,127.51x = 39,179.12 × 9,486.87
  4. Step 4: Simplify right side
    26,127.51x = 371,687,170.72
  5. Step 5: Solve for x
    x = 371,687,170.72/26,127.51
  6. Step 6: Final answer
    x = 14,225.89

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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.