Home / 19,340.64-29,012.98-8,248.50

Finding the Fourth Proportional to 19,340.64, 29,012.98 and 8,248.50

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Solution

The fourth proportional to 19,340.64, 29,012.98 and 8,248.50 is: 12,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.64 : 29,012.98 = 8,248.50 : x
  2. Step 2: Convert to fraction form
    19,340.64/29,012.98 = 8,248.50/x
  3. Step 3: Cross multiply
    19,340.64x = 29,012.98 × 8,248.50
  4. Step 4: Simplify right side
    19,340.64x = 239,313,565.53
  5. Step 5: Solve for x
    x = 239,313,565.53/19,340.64
  6. Step 6: Final answer
    x = 12,373.61

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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.