Home / 25,453.27-35,126.72-15,898.82

Finding the Fourth Proportional to 25,453.27, 35,126.72 and 15,898.82

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Solution

The fourth proportional to 25,453.27, 35,126.72 and 15,898.82 is: 21,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.27 : 35,126.72 = 15,898.82 : x
  2. Step 2: Convert to fraction form
    25,453.27/35,126.72 = 15,898.82/x
  3. Step 3: Cross multiply
    25,453.27x = 35,126.72 × 15,898.82
  4. Step 4: Simplify right side
    25,453.27x = 558,473,202.96
  5. Step 5: Solve for x
    x = 558,473,202.96/25,453.27
  6. Step 6: Final answer
    x = 21,941.12

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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.