Home / 13,248.18-19,873.19-4,480.13

Finding the Fourth Proportional to 13,248.18, 19,873.19 and 4,480.13

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Solution

The fourth proportional to 13,248.18, 19,873.19 and 4,480.13 is: 6,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.18 : 19,873.19 = 4,480.13 : x
  2. Step 2: Convert to fraction form
    13,248.18/19,873.19 = 4,480.13/x
  3. Step 3: Cross multiply
    13,248.18x = 19,873.19 × 4,480.13
  4. Step 4: Simplify right side
    13,248.18x = 89,034,535.60
  5. Step 5: Solve for x
    x = 89,034,535.60/13,248.18
  6. Step 6: Final answer
    x = 6,720.51

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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.