Home / 37,787.18-56,678.72-11,489.87

Finding the Fourth Proportional to 37,787.18, 56,678.72 and 11,489.87

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Solution

The fourth proportional to 37,787.18, 56,678.72 and 11,489.87 is: 17,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.18 : 56,678.72 = 11,489.87 : x
  2. Step 2: Convert to fraction form
    37,787.18/56,678.72 = 11,489.87/x
  3. Step 3: Cross multiply
    37,787.18x = 56,678.72 × 11,489.87
  4. Step 4: Simplify right side
    37,787.18x = 651,230,954.63
  5. Step 5: Solve for x
    x = 651,230,954.63/37,787.18
  6. Step 6: Final answer
    x = 17,234.18

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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.