Home / 25,542.76-35,238.18-15,601

Finding the Fourth Proportional to 25,542.76, 35,238.18 and 15,601

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Solution

The fourth proportional to 25,542.76, 35,238.18 and 15,601 is: 21,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542.76 : 35,238.18 = 15,601 : x
  2. Step 2: Convert to fraction form
    25,542.76/35,238.18 = 15,601/x
  3. Step 3: Cross multiply
    25,542.76x = 35,238.18 × 15,601
  4. Step 4: Simplify right side
    25,542.76x = 549,750,846.18
  5. Step 5: Solve for x
    x = 549,750,846.18/25,542.76
  6. Step 6: Final answer
    x = 21,522.77

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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.