Home / 31,895.60-47,843.40-11,114.24

Finding the Fourth Proportional to 31,895.60, 47,843.40 and 11,114.24

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Solution

The fourth proportional to 31,895.60, 47,843.40 and 11,114.24 is: 16,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895.60 : 47,843.40 = 11,114.24 : x
  2. Step 2: Convert to fraction form
    31,895.60/47,843.40 = 11,114.24/x
  3. Step 3: Cross multiply
    31,895.60x = 47,843.40 × 11,114.24
  4. Step 4: Simplify right side
    31,895.60x = 531,743,030.02
  5. Step 5: Solve for x
    x = 531,743,030.02/31,895.60
  6. Step 6: Final answer
    x = 16,671.36

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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.