Home / 24,488.40-36,732.60-21,147.60

Finding the Fourth Proportional to 24,488.40, 36,732.60 and 21,147.60

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Solution

The fourth proportional to 24,488.40, 36,732.60 and 21,147.60 is: 31,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,488.40 : 36,732.60 = 21,147.60 : x
  2. Step 2: Convert to fraction form
    24,488.40/36,732.60 = 21,147.60/x
  3. Step 3: Cross multiply
    24,488.40x = 36,732.60 × 21,147.60
  4. Step 4: Simplify right side
    24,488.40x = 776,806,331.76
  5. Step 5: Solve for x
    x = 776,806,331.76/24,488.40
  6. Step 6: Final answer
    x = 31,721.40

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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.