Home / 26,278.84-39,397.33-15,172.93

Finding the Fourth Proportional to 26,278.84, 39,397.33 and 15,172.93

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Solution

The fourth proportional to 26,278.84, 39,397.33 and 15,172.93 is: 22,747.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.84 : 39,397.33 = 15,172.93 : x
  2. Step 2: Convert to fraction form
    26,278.84/39,397.33 = 15,172.93/x
  3. Step 3: Cross multiply
    26,278.84x = 39,397.33 × 15,172.93
  4. Step 4: Simplify right side
    26,278.84x = 597,772,930.28
  5. Step 5: Solve for x
    x = 597,772,930.28/26,278.84
  6. Step 6: Final answer
    x = 22,747.31

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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.