Home / 32,927.76-45,442.72-18,780.96

Finding the Fourth Proportional to 32,927.76, 45,442.72 and 18,780.96

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Solution

The fourth proportional to 32,927.76, 45,442.72 and 18,780.96 is: 25,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,927.76 : 45,442.72 = 18,780.96 : x
  2. Step 2: Convert to fraction form
    32,927.76/45,442.72 = 18,780.96/x
  3. Step 3: Cross multiply
    32,927.76x = 45,442.72 × 18,780.96
  4. Step 4: Simplify right side
    32,927.76x = 853,457,906.61
  5. Step 5: Solve for x
    x = 853,457,906.61/32,927.76
  6. Step 6: Final answer
    x = 25,919.10

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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.