Home / 25,582.23-38,350.76-9,988.95

Finding the Fourth Proportional to 25,582.23, 38,350.76 and 9,988.95

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Solution

The fourth proportional to 25,582.23, 38,350.76 and 9,988.95 is: 14,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.23 : 38,350.76 = 9,988.95 : x
  2. Step 2: Convert to fraction form
    25,582.23/38,350.76 = 9,988.95/x
  3. Step 3: Cross multiply
    25,582.23x = 38,350.76 × 9,988.95
  4. Step 4: Simplify right side
    25,582.23x = 383,083,774.16
  5. Step 5: Solve for x
    x = 383,083,774.16/25,582.23
  6. Step 6: Final answer
    x = 14,974.60

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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.