Home / 38,210.49-57,316.42-13,251.42

Finding the Fourth Proportional to 38,210.49, 57,316.42 and 13,251.42

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Solution

The fourth proportional to 38,210.49, 57,316.42 and 13,251.42 is: 19,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,210.49 : 57,316.42 = 13,251.42 : x
  2. Step 2: Convert to fraction form
    38,210.49/57,316.42 = 13,251.42/x
  3. Step 3: Cross multiply
    38,210.49x = 57,316.42 × 13,251.42
  4. Step 4: Simplify right side
    38,210.49x = 759,523,954.32
  5. Step 5: Solve for x
    x = 759,523,954.32/38,210.49
  6. Step 6: Final answer
    x = 19,877.37

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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.