Home / 47,847.86-71,787.15-14,574.36

Finding the Fourth Proportional to 47,847.86, 71,787.15 and 14,574.36

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Solution

The fourth proportional to 47,847.86, 71,787.15 and 14,574.36 is: 21,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.86 : 71,787.15 = 14,574.36 : x
  2. Step 2: Convert to fraction form
    47,847.86/71,787.15 = 14,574.36/x
  3. Step 3: Cross multiply
    47,847.86x = 71,787.15 × 14,574.36
  4. Step 4: Simplify right side
    47,847.86x = 1,046,251,767.47
  5. Step 5: Solve for x
    x = 1,046,251,767.47/47,847.86
  6. Step 6: Final answer
    x = 21,866.22

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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.