Home / 31,993.12-48,005.88-21,583

Finding the Fourth Proportional to 31,993.12, 48,005.88 and 21,583

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Solution

The fourth proportional to 31,993.12, 48,005.88 and 21,583 is: 32,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,993.12 : 48,005.88 = 21,583 : x
  2. Step 2: Convert to fraction form
    31,993.12/48,005.88 = 21,583/x
  3. Step 3: Cross multiply
    31,993.12x = 48,005.88 × 21,583
  4. Step 4: Simplify right side
    31,993.12x = 1,036,110,908.04
  5. Step 5: Solve for x
    x = 1,036,110,908.04/31,993.12
  6. Step 6: Final answer
    x = 32,385.43

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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.