Home / 25,484.80-38,227.84-12,334.72

Finding the Fourth Proportional to 25,484.80, 38,227.84 and 12,334.72

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Solution

The fourth proportional to 25,484.80, 38,227.84 and 12,334.72 is: 18,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.80 : 38,227.84 = 12,334.72 : x
  2. Step 2: Convert to fraction form
    25,484.80/38,227.84 = 12,334.72/x
  3. Step 3: Cross multiply
    25,484.80x = 38,227.84 × 12,334.72
  4. Step 4: Simplify right side
    25,484.80x = 471,529,702.60
  5. Step 5: Solve for x
    x = 471,529,702.60/25,484.80
  6. Step 6: Final answer
    x = 18,502.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.