Home / 38,056.56-57,110.64-13,432.56

Finding the Fourth Proportional to 38,056.56, 57,110.64 and 13,432.56

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Solution

The fourth proportional to 38,056.56, 57,110.64 and 13,432.56 is: 20,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.56 : 57,110.64 = 13,432.56 : x
  2. Step 2: Convert to fraction form
    38,056.56/57,110.64 = 13,432.56/x
  3. Step 3: Cross multiply
    38,056.56x = 57,110.64 × 13,432.56
  4. Step 4: Simplify right side
    38,056.56x = 767,142,098.44
  5. Step 5: Solve for x
    x = 767,142,098.44/38,056.56
  6. Step 6: Final answer
    x = 20,157.95

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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.