Home / 18,949.50-26,151.12-10,566

Finding the Fourth Proportional to 18,949.50, 26,151.12 and 10,566

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Solution

The fourth proportional to 18,949.50, 26,151.12 and 10,566 is: 14,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.50 : 26,151.12 = 10,566 : x
  2. Step 2: Convert to fraction form
    18,949.50/26,151.12 = 10,566/x
  3. Step 3: Cross multiply
    18,949.50x = 26,151.12 × 10,566
  4. Step 4: Simplify right side
    18,949.50x = 276,312,733.92
  5. Step 5: Solve for x
    x = 276,312,733.92/18,949.50
  6. Step 6: Final answer
    x = 14,581.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.