Home / 32,774.78-45,229.25-18,627.63

Finding the Fourth Proportional to 32,774.78, 45,229.25 and 18,627.63

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Solution

The fourth proportional to 32,774.78, 45,229.25 and 18,627.63 is: 25,706.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,774.78 : 45,229.25 = 18,627.63 : x
  2. Step 2: Convert to fraction form
    32,774.78/45,229.25 = 18,627.63/x
  3. Step 3: Cross multiply
    32,774.78x = 45,229.25 × 18,627.63
  4. Step 4: Simplify right side
    32,774.78x = 842,513,734.18
  5. Step 5: Solve for x
    x = 842,513,734.18/32,774.78
  6. Step 6: Final answer
    x = 25,706.16

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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.