Home / 32,421.43-48,632.15-16,806.25

Finding the Fourth Proportional to 32,421.43, 48,632.15 and 16,806.25

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Solution

The fourth proportional to 32,421.43, 48,632.15 and 16,806.25 is: 25,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.43 : 48,632.15 = 16,806.25 : x
  2. Step 2: Convert to fraction form
    32,421.43/48,632.15 = 16,806.25/x
  3. Step 3: Cross multiply
    32,421.43x = 48,632.15 × 16,806.25
  4. Step 4: Simplify right side
    32,421.43x = 817,324,070.94
  5. Step 5: Solve for x
    x = 817,324,070.94/32,421.43
  6. Step 6: Final answer
    x = 25,209.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.