Home / 38,316.59-57,476.39-13,359.18

Finding the Fourth Proportional to 38,316.59, 57,476.39 and 13,359.18

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Solution

The fourth proportional to 38,316.59, 57,476.39 and 13,359.18 is: 20,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.59 : 57,476.39 = 13,359.18 : x
  2. Step 2: Convert to fraction form
    38,316.59/57,476.39 = 13,359.18/x
  3. Step 3: Cross multiply
    38,316.59x = 57,476.39 × 13,359.18
  4. Step 4: Simplify right side
    38,316.59x = 767,837,372.96
  5. Step 5: Solve for x
    x = 767,837,372.96/38,316.59
  6. Step 6: Final answer
    x = 20,039.30

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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.