Home / 32,421.20-44,752.43-18,996.80

Finding the Fourth Proportional to 32,421.20, 44,752.43 and 18,996.80

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Solution

The fourth proportional to 32,421.20, 44,752.43 and 18,996.80 is: 26,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.20 : 44,752.43 = 18,996.80 : x
  2. Step 2: Convert to fraction form
    32,421.20/44,752.43 = 18,996.80/x
  3. Step 3: Cross multiply
    32,421.20x = 44,752.43 × 18,996.80
  4. Step 4: Simplify right side
    32,421.20x = 850,152,979.12
  5. Step 5: Solve for x
    x = 850,152,979.12/32,421.20
  6. Step 6: Final answer
    x = 26,222.13

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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.