Home / 25,138.56-34,687.05-14,529.18

Finding the Fourth Proportional to 25,138.56, 34,687.05 and 14,529.18

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Solution

The fourth proportional to 25,138.56, 34,687.05 and 14,529.18 is: 20,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.56 : 34,687.05 = 14,529.18 : x
  2. Step 2: Convert to fraction form
    25,138.56/34,687.05 = 14,529.18/x
  3. Step 3: Cross multiply
    25,138.56x = 34,687.05 × 14,529.18
  4. Step 4: Simplify right side
    25,138.56x = 503,974,393.12
  5. Step 5: Solve for x
    x = 503,974,393.12/25,138.56
  6. Step 6: Final answer
    x = 20,047.86

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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.