Home / 32,925.11-45,437.42-18,777.65

Finding the Fourth Proportional to 32,925.11, 45,437.42 and 18,777.65

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Solution

The fourth proportional to 32,925.11, 45,437.42 and 18,777.65 is: 25,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,925.11 : 45,437.42 = 18,777.65 : x
  2. Step 2: Convert to fraction form
    32,925.11/45,437.42 = 18,777.65/x
  3. Step 3: Cross multiply
    32,925.11x = 45,437.42 × 18,777.65
  4. Step 4: Simplify right side
    32,925.11x = 853,207,789.42
  5. Step 5: Solve for x
    x = 853,207,789.42/32,925.11
  6. Step 6: Final answer
    x = 25,913.59

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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.