Home / 38,421.40-57,632.10-16,250.80

Finding the Fourth Proportional to 38,421.40, 57,632.10 and 16,250.80

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Solution

The fourth proportional to 38,421.40, 57,632.10 and 16,250.80 is: 24,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,421.40 : 57,632.10 = 16,250.80 : x
  2. Step 2: Convert to fraction form
    38,421.40/57,632.10 = 16,250.80/x
  3. Step 3: Cross multiply
    38,421.40x = 57,632.10 × 16,250.80
  4. Step 4: Simplify right side
    38,421.40x = 936,567,730.68
  5. Step 5: Solve for x
    x = 936,567,730.68/38,421.40
  6. Step 6: Final answer
    x = 24,376.20

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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.