Home / 31,787.47-47,662.66-9,594.19

Finding the Fourth Proportional to 31,787.47, 47,662.66 and 9,594.19

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Solution

The fourth proportional to 31,787.47, 47,662.66 and 9,594.19 is: 14,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,787.47 : 47,662.66 = 9,594.19 : x
  2. Step 2: Convert to fraction form
    31,787.47/47,662.66 = 9,594.19/x
  3. Step 3: Cross multiply
    31,787.47x = 47,662.66 × 9,594.19
  4. Step 4: Simplify right side
    31,787.47x = 457,284,615.95
  5. Step 5: Solve for x
    x = 457,284,615.95/31,787.47
  6. Step 6: Final answer
    x = 14,385.69

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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.