Home / 32,218.04-44,451.78-20,888

Finding the Fourth Proportional to 32,218.04, 44,451.78 and 20,888

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Solution

The fourth proportional to 32,218.04, 44,451.78 and 20,888 is: 28,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,218.04 : 44,451.78 = 20,888 : x
  2. Step 2: Convert to fraction form
    32,218.04/44,451.78 = 20,888/x
  3. Step 3: Cross multiply
    32,218.04x = 44,451.78 × 20,888
  4. Step 4: Simplify right side
    32,218.04x = 928,508,780.64
  5. Step 5: Solve for x
    x = 928,508,780.64/32,218.04
  6. Step 6: Final answer
    x = 28,819.53

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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.