Home / 26,227.38-39,320.40-13,072.98

Finding the Fourth Proportional to 26,227.38, 39,320.40 and 13,072.98

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Solution

The fourth proportional to 26,227.38, 39,320.40 and 13,072.98 is: 19,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,227.38 : 39,320.40 = 13,072.98 : x
  2. Step 2: Convert to fraction form
    26,227.38/39,320.40 = 13,072.98/x
  3. Step 3: Cross multiply
    26,227.38x = 39,320.40 × 13,072.98
  4. Step 4: Simplify right side
    26,227.38x = 514,034,802.79
  5. Step 5: Solve for x
    x = 514,034,802.79/26,227.38
  6. Step 6: Final answer
    x = 19,599.17

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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.