Home / 32,938.56-45,407.52-20,341.44

Finding the Fourth Proportional to 32,938.56, 45,407.52 and 20,341.44

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Solution

The fourth proportional to 32,938.56, 45,407.52 and 20,341.44 is: 28,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,938.56 : 45,407.52 = 20,341.44 : x
  2. Step 2: Convert to fraction form
    32,938.56/45,407.52 = 20,341.44/x
  3. Step 3: Cross multiply
    32,938.56x = 45,407.52 × 20,341.44
  4. Step 4: Simplify right side
    32,938.56x = 923,654,343.63
  5. Step 5: Solve for x
    x = 923,654,343.63/32,938.56
  6. Step 6: Final answer
    x = 28,041.73

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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.