Home / 14,981.76-22,477.10-6,660.63

Finding the Fourth Proportional to 14,981.76, 22,477.10 and 6,660.63

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Solution

The fourth proportional to 14,981.76, 22,477.10 and 6,660.63 is: 9,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.76 : 22,477.10 = 6,660.63 : x
  2. Step 2: Convert to fraction form
    14,981.76/22,477.10 = 6,660.63/x
  3. Step 3: Cross multiply
    14,981.76x = 22,477.10 × 6,660.63
  4. Step 4: Simplify right side
    14,981.76x = 149,711,613.27
  5. Step 5: Solve for x
    x = 149,711,613.27/14,981.76
  6. Step 6: Final answer
    x = 9,992.93

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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.