Home / 26,265.12-36,242.28-15,087.12

Finding the Fourth Proportional to 26,265.12, 36,242.28 and 15,087.12

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Solution

The fourth proportional to 26,265.12, 36,242.28 and 15,087.12 is: 20,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,265.12 : 36,242.28 = 15,087.12 : x
  2. Step 2: Convert to fraction form
    26,265.12/36,242.28 = 15,087.12/x
  3. Step 3: Cross multiply
    26,265.12x = 36,242.28 × 15,087.12
  4. Step 4: Simplify right side
    26,265.12x = 546,791,627.43
  5. Step 5: Solve for x
    x = 546,791,627.43/26,265.12
  6. Step 6: Final answer
    x = 20,818.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.