Home / 25,985.13-38,968.02-9,340.62

Finding the Fourth Proportional to 25,985.13, 38,968.02 and 9,340.62

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Solution

The fourth proportional to 25,985.13, 38,968.02 and 9,340.62 is: 14,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,985.13 : 38,968.02 = 9,340.62 : x
  2. Step 2: Convert to fraction form
    25,985.13/38,968.02 = 9,340.62/x
  3. Step 3: Cross multiply
    25,985.13x = 38,968.02 × 9,340.62
  4. Step 4: Simplify right side
    25,985.13x = 363,985,466.97
  5. Step 5: Solve for x
    x = 363,985,466.97/25,985.13
  6. Step 6: Final answer
    x = 14,007.45

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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.