Home / 24,945.48-34,430.40-16,990.88

Finding the Fourth Proportional to 24,945.48, 34,430.40 and 16,990.88

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Solution

The fourth proportional to 24,945.48, 34,430.40 and 16,990.88 is: 23,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.48 : 34,430.40 = 16,990.88 : x
  2. Step 2: Convert to fraction form
    24,945.48/34,430.40 = 16,990.88/x
  3. Step 3: Cross multiply
    24,945.48x = 34,430.40 × 16,990.88
  4. Step 4: Simplify right side
    24,945.48x = 585,002,622.60
  5. Step 5: Solve for x
    x = 585,002,622.60/24,945.48
  6. Step 6: Final answer
    x = 23,451.25

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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.