Home / 28,270.85-42,609.49-24,369.20

Finding the Fourth Proportional to 28,270.85, 42,609.49 and 24,369.20

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Solution

The fourth proportional to 28,270.85, 42,609.49 and 24,369.20 is: 36,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.85 : 42,609.49 = 24,369.20 : x
  2. Step 2: Convert to fraction form
    28,270.85/42,609.49 = 24,369.20/x
  3. Step 3: Cross multiply
    28,270.85x = 42,609.49 × 24,369.20
  4. Step 4: Simplify right side
    28,270.85x = 1,038,359,163.71
  5. Step 5: Solve for x
    x = 1,038,359,163.71/28,270.85
  6. Step 6: Final answer
    x = 36,728.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.