Home / 15,219.15-22,818.39-5,357.13

Finding the Fourth Proportional to 15,219.15, 22,818.39 and 5,357.13

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Solution

The fourth proportional to 15,219.15, 22,818.39 and 5,357.13 is: 8,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.15 : 22,818.39 = 5,357.13 : x
  2. Step 2: Convert to fraction form
    15,219.15/22,818.39 = 5,357.13/x
  3. Step 3: Cross multiply
    15,219.15x = 22,818.39 × 5,357.13
  4. Step 4: Simplify right side
    15,219.15x = 122,241,081.62
  5. Step 5: Solve for x
    x = 122,241,081.62/15,219.15
  6. Step 6: Final answer
    x = 8,032.06

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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.