Home / 26,340.18-36,352.86-15,013.80

Finding the Fourth Proportional to 26,340.18, 36,352.86 and 15,013.80

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Solution

The fourth proportional to 26,340.18, 36,352.86 and 15,013.80 is: 20,720.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.18 : 36,352.86 = 15,013.80 : x
  2. Step 2: Convert to fraction form
    26,340.18/36,352.86 = 15,013.80/x
  3. Step 3: Cross multiply
    26,340.18x = 36,352.86 × 15,013.80
  4. Step 4: Simplify right side
    26,340.18x = 545,794,569.47
  5. Step 5: Solve for x
    x = 545,794,569.47/26,340.18
  6. Step 6: Final answer
    x = 20,720.99

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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.