Home / 23,982.76-33,111.62-15,488.70

Finding the Fourth Proportional to 23,982.76, 33,111.62 and 15,488.70

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Solution

The fourth proportional to 23,982.76, 33,111.62 and 15,488.70 is: 21,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,982.76 : 33,111.62 = 15,488.70 : x
  2. Step 2: Convert to fraction form
    23,982.76/33,111.62 = 15,488.70/x
  3. Step 3: Cross multiply
    23,982.76x = 33,111.62 × 15,488.70
  4. Step 4: Simplify right side
    23,982.76x = 512,855,948.69
  5. Step 5: Solve for x
    x = 512,855,948.69/23,982.76
  6. Step 6: Final answer
    x = 21,384.36

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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.