Home / 24,289.74-36,263.52-20,781.09

Finding the Fourth Proportional to 24,289.74, 36,263.52 and 20,781.09

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Solution

The fourth proportional to 24,289.74, 36,263.52 and 20,781.09 is: 31,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,289.74 : 36,263.52 = 20,781.09 : x
  2. Step 2: Convert to fraction form
    24,289.74/36,263.52 = 20,781.09/x
  3. Step 3: Cross multiply
    24,289.74x = 36,263.52 × 20,781.09
  4. Step 4: Simplify right side
    24,289.74x = 753,595,472.84
  5. Step 5: Solve for x
    x = 753,595,472.84/24,289.74
  6. Step 6: Final answer
    x = 31,025.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.