Home / 19,368.86-29,056.19-8,275.50

Finding the Fourth Proportional to 19,368.86, 29,056.19 and 8,275.50

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Solution

The fourth proportional to 19,368.86, 29,056.19 and 8,275.50 is: 12,414.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.86 : 29,056.19 = 8,275.50 : x
  2. Step 2: Convert to fraction form
    19,368.86/29,056.19 = 8,275.50/x
  3. Step 3: Cross multiply
    19,368.86x = 29,056.19 × 8,275.50
  4. Step 4: Simplify right side
    19,368.86x = 240,454,458.97
  5. Step 5: Solve for x
    x = 240,454,458.97/19,368.86
  6. Step 6: Final answer
    x = 12,414.49

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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.