Home / 38,564.35-57,851.16-13,599.25

Finding the Fourth Proportional to 38,564.35, 57,851.16 and 13,599.25

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Solution

The fourth proportional to 38,564.35, 57,851.16 and 13,599.25 is: 20,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.35 : 57,851.16 = 13,599.25 : x
  2. Step 2: Convert to fraction form
    38,564.35/57,851.16 = 13,599.25/x
  3. Step 3: Cross multiply
    38,564.35x = 57,851.16 × 13,599.25
  4. Step 4: Simplify right side
    38,564.35x = 786,732,387.63
  5. Step 5: Solve for x
    x = 786,732,387.63/38,564.35
  6. Step 6: Final answer
    x = 20,400.51

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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.