Home / 25,384.32-38,084.48-12,237.76

Finding the Fourth Proportional to 25,384.32, 38,084.48 and 12,237.76

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Solution

The fourth proportional to 25,384.32, 38,084.48 and 12,237.76 is: 18,360.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.32 : 38,084.48 = 12,237.76 : x
  2. Step 2: Convert to fraction form
    25,384.32/38,084.48 = 12,237.76/x
  3. Step 3: Cross multiply
    25,384.32x = 38,084.48 × 12,237.76
  4. Step 4: Simplify right side
    25,384.32x = 466,068,725.96
  5. Step 5: Solve for x
    x = 466,068,725.96/25,384.32
  6. Step 6: Final answer
    x = 18,360.50

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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.