Home / 15,225.75-22,845.47-9,677.66

Finding the Fourth Proportional to 15,225.75, 22,845.47 and 9,677.66

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Solution

The fourth proportional to 15,225.75, 22,845.47 and 9,677.66 is: 14,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,225.75 : 22,845.47 = 9,677.66 : x
  2. Step 2: Convert to fraction form
    15,225.75/22,845.47 = 9,677.66/x
  3. Step 3: Cross multiply
    15,225.75x = 22,845.47 × 9,677.66
  4. Step 4: Simplify right side
    15,225.75x = 221,090,528.58
  5. Step 5: Solve for x
    x = 221,090,528.58/15,225.75
  6. Step 6: Final answer
    x = 14,520.83

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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.