Home / 26,344.80-36,354.54-15,014.78

Finding the Fourth Proportional to 26,344.80, 36,354.54 and 15,014.78

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Solution

The fourth proportional to 26,344.80, 36,354.54 and 15,014.78 is: 20,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,344.80 : 36,354.54 = 15,014.78 : x
  2. Step 2: Convert to fraction form
    26,344.80/36,354.54 = 15,014.78/x
  3. Step 3: Cross multiply
    26,344.80x = 36,354.54 × 15,014.78
  4. Step 4: Simplify right side
    26,344.80x = 545,855,420.10
  5. Step 5: Solve for x
    x = 545,855,420.10/26,344.80
  6. Step 6: Final answer
    x = 20,719.66

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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.