Home / 32,990.54-49,488.15-13,269.20

Finding the Fourth Proportional to 32,990.54, 49,488.15 and 13,269.20

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Solution

The fourth proportional to 32,990.54, 49,488.15 and 13,269.20 is: 19,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.54 : 49,488.15 = 13,269.20 : x
  2. Step 2: Convert to fraction form
    32,990.54/49,488.15 = 13,269.20/x
  3. Step 3: Cross multiply
    32,990.54x = 49,488.15 × 13,269.20
  4. Step 4: Simplify right side
    32,990.54x = 656,668,159.98
  5. Step 5: Solve for x
    x = 656,668,159.98/32,990.54
  6. Step 6: Final answer
    x = 19,904.74

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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.