Home / 32,916.38-45,432.70-18,777.42

Finding the Fourth Proportional to 32,916.38, 45,432.70 and 18,777.42

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Solution

The fourth proportional to 32,916.38, 45,432.70 and 18,777.42 is: 25,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,916.38 : 45,432.70 = 18,777.42 : x
  2. Step 2: Convert to fraction form
    32,916.38/45,432.70 = 18,777.42/x
  3. Step 3: Cross multiply
    32,916.38x = 45,432.70 × 18,777.42
  4. Step 4: Simplify right side
    32,916.38x = 853,108,842.69
  5. Step 5: Solve for x
    x = 853,108,842.69/32,916.38
  6. Step 6: Final answer
    x = 25,917.46

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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.