Home / 12,374.24-17,063.35-7,898.18

Finding the Fourth Proportional to 12,374.24, 17,063.35 and 7,898.18

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Solution

The fourth proportional to 12,374.24, 17,063.35 and 7,898.18 is: 10,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.24 : 17,063.35 = 7,898.18 : x
  2. Step 2: Convert to fraction form
    12,374.24/17,063.35 = 7,898.18/x
  3. Step 3: Cross multiply
    12,374.24x = 17,063.35 × 7,898.18
  4. Step 4: Simplify right side
    12,374.24x = 134,769,304.64
  5. Step 5: Solve for x
    x = 134,769,304.64/12,374.24
  6. Step 6: Final answer
    x = 10,891.12

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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.