Home / 25,542.56-35,246.76-14,931.20

Finding the Fourth Proportional to 25,542.56, 35,246.76 and 14,931.20

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Solution

The fourth proportional to 25,542.56, 35,246.76 and 14,931.20 is: 20,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542.56 : 35,246.76 = 14,931.20 : x
  2. Step 2: Convert to fraction form
    25,542.56/35,246.76 = 14,931.20/x
  3. Step 3: Cross multiply
    25,542.56x = 35,246.76 × 14,931.20
  4. Step 4: Simplify right side
    25,542.56x = 526,276,422.91
  5. Step 5: Solve for x
    x = 526,276,422.91/25,542.56
  6. Step 6: Final answer
    x = 20,603.90

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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.