Home / 27,390.28-41,106.10-13,348.12

Finding the Fourth Proportional to 27,390.28, 41,106.10 and 13,348.12

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Solution

The fourth proportional to 27,390.28, 41,106.10 and 13,348.12 is: 20,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.28 : 41,106.10 = 13,348.12 : x
  2. Step 2: Convert to fraction form
    27,390.28/41,106.10 = 13,348.12/x
  3. Step 3: Cross multiply
    27,390.28x = 41,106.10 × 13,348.12
  4. Step 4: Simplify right side
    27,390.28x = 548,689,155.53
  5. Step 5: Solve for x
    x = 548,689,155.53/27,390.28
  6. Step 6: Final answer
    x = 20,032.26

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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.