Home / 26,990.16-40,508.28-10,585.68

Finding the Fourth Proportional to 26,990.16, 40,508.28 and 10,585.68

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Solution

The fourth proportional to 26,990.16, 40,508.28 and 10,585.68 is: 15,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.16 : 40,508.28 = 10,585.68 : x
  2. Step 2: Convert to fraction form
    26,990.16/40,508.28 = 10,585.68/x
  3. Step 3: Cross multiply
    26,990.16x = 40,508.28 × 10,585.68
  4. Step 4: Simplify right side
    26,990.16x = 428,807,689.43
  5. Step 5: Solve for x
    x = 428,807,689.43/26,990.16
  6. Step 6: Final answer
    x = 15,887.56

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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.