Home / 26,943.48-40,423.22-13,805.08

Finding the Fourth Proportional to 26,943.48, 40,423.22 and 13,805.08

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Solution

The fourth proportional to 26,943.48, 40,423.22 and 13,805.08 is: 20,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.48 : 40,423.22 = 13,805.08 : x
  2. Step 2: Convert to fraction form
    26,943.48/40,423.22 = 13,805.08/x
  3. Step 3: Cross multiply
    26,943.48x = 40,423.22 × 13,805.08
  4. Step 4: Simplify right side
    26,943.48x = 558,045,785.96
  5. Step 5: Solve for x
    x = 558,045,785.96/26,943.48
  6. Step 6: Final answer
    x = 20,711.72

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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.