Home / 15,270.67-22,909.28-4,740.46

Finding the Fourth Proportional to 15,270.67, 22,909.28 and 4,740.46

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Solution

The fourth proportional to 15,270.67, 22,909.28 and 4,740.46 is: 7,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.67 : 22,909.28 = 4,740.46 : x
  2. Step 2: Convert to fraction form
    15,270.67/22,909.28 = 4,740.46/x
  3. Step 3: Cross multiply
    15,270.67x = 22,909.28 × 4,740.46
  4. Step 4: Simplify right side
    15,270.67x = 108,600,525.47
  5. Step 5: Solve for x
    x = 108,600,525.47/15,270.67
  6. Step 6: Final answer
    x = 7,111.71

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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.