Home / 32,925.42-45,447.30-18,787.68

Finding the Fourth Proportional to 32,925.42, 45,447.30 and 18,787.68

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Solution

The fourth proportional to 32,925.42, 45,447.30 and 18,787.68 is: 25,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,925.42 : 45,447.30 = 18,787.68 : x
  2. Step 2: Convert to fraction form
    32,925.42/45,447.30 = 18,787.68/x
  3. Step 3: Cross multiply
    32,925.42x = 45,447.30 × 18,787.68
  4. Step 4: Simplify right side
    32,925.42x = 853,849,329.26
  5. Step 5: Solve for x
    x = 853,849,329.26/32,925.42
  6. Step 6: Final answer
    x = 25,932.83

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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.