Home / 24,020.72-36,011.60-9,991.24

Finding the Fourth Proportional to 24,020.72, 36,011.60 and 9,991.24

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Solution

The fourth proportional to 24,020.72, 36,011.60 and 9,991.24 is: 14,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,020.72 : 36,011.60 = 9,991.24 : x
  2. Step 2: Convert to fraction form
    24,020.72/36,011.60 = 9,991.24/x
  3. Step 3: Cross multiply
    24,020.72x = 36,011.60 × 9,991.24
  4. Step 4: Simplify right side
    24,020.72x = 359,800,398.40
  5. Step 5: Solve for x
    x = 359,800,398.40/24,020.72
  6. Step 6: Final answer
    x = 14,978.75

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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.