Home / 32,217.04-44,450.40-20,887

Finding the Fourth Proportional to 32,217.04, 44,450.40 and 20,887

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Solution

The fourth proportional to 32,217.04, 44,450.40 and 20,887 is: 28,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,217.04 : 44,450.40 = 20,887 : x
  2. Step 2: Convert to fraction form
    32,217.04/44,450.40 = 20,887/x
  3. Step 3: Cross multiply
    32,217.04x = 44,450.40 × 20,887
  4. Step 4: Simplify right side
    32,217.04x = 928,435,504.80
  5. Step 5: Solve for x
    x = 928,435,504.80/32,217.04
  6. Step 6: Final answer
    x = 28,818.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.