Home / 32,881.44-45,378.70-18,542.55

Finding the Fourth Proportional to 32,881.44, 45,378.70 and 18,542.55

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Solution

The fourth proportional to 32,881.44, 45,378.70 and 18,542.55 is: 25,590.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.44 : 45,378.70 = 18,542.55 : x
  2. Step 2: Convert to fraction form
    32,881.44/45,378.70 = 18,542.55/x
  3. Step 3: Cross multiply
    32,881.44x = 45,378.70 × 18,542.55
  4. Step 4: Simplify right side
    32,881.44x = 841,436,937.50
  5. Step 5: Solve for x
    x = 841,436,937.50/32,881.44
  6. Step 6: Final answer
    x = 25,590.02

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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.