Home / 12,685.32-19,034.24-9,584.28

Finding the Fourth Proportional to 12,685.32, 19,034.24 and 9,584.28

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Solution

The fourth proportional to 12,685.32, 19,034.24 and 9,584.28 is: 14,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,685.32 : 19,034.24 = 9,584.28 : x
  2. Step 2: Convert to fraction form
    12,685.32/19,034.24 = 9,584.28/x
  3. Step 3: Cross multiply
    12,685.32x = 19,034.24 × 9,584.28
  4. Step 4: Simplify right side
    12,685.32x = 182,429,437.83
  5. Step 5: Solve for x
    x = 182,429,437.83/12,685.32
  6. Step 6: Final answer
    x = 14,381.15

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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.