Home / 15,867.76-23,793.48-9,306.80

Finding the Fourth Proportional to 15,867.76, 23,793.48 and 9,306.80

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Solution

The fourth proportional to 15,867.76, 23,793.48 and 9,306.80 is: 13,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,867.76 : 23,793.48 = 9,306.80 : x
  2. Step 2: Convert to fraction form
    15,867.76/23,793.48 = 9,306.80/x
  3. Step 3: Cross multiply
    15,867.76x = 23,793.48 × 9,306.80
  4. Step 4: Simplify right side
    15,867.76x = 221,441,159.66
  5. Step 5: Solve for x
    x = 221,441,159.66/15,867.76
  6. Step 6: Final answer
    x = 13,955.41

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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.