Home / 32,247.60-44,503.20-18,820.80

Finding the Fourth Proportional to 32,247.60, 44,503.20 and 18,820.80

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Solution

The fourth proportional to 32,247.60, 44,503.20 and 18,820.80 is: 25,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,247.60 : 44,503.20 = 18,820.80 : x
  2. Step 2: Convert to fraction form
    32,247.60/44,503.20 = 18,820.80/x
  3. Step 3: Cross multiply
    32,247.60x = 44,503.20 × 18,820.80
  4. Step 4: Simplify right side
    32,247.60x = 837,585,826.56
  5. Step 5: Solve for x
    x = 837,585,826.56/32,247.60
  6. Step 6: Final answer
    x = 25,973.59

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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.