Home / 15,982.76-24,022-13,227.16

Finding the Fourth Proportional to 15,982.76, 24,022 and 13,227.16

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Solution

The fourth proportional to 15,982.76, 24,022 and 13,227.16 is: 19,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.76 : 24,022 = 13,227.16 : x
  2. Step 2: Convert to fraction form
    15,982.76/24,022 = 13,227.16/x
  3. Step 3: Cross multiply
    15,982.76x = 24,022 × 13,227.16
  4. Step 4: Simplify right side
    15,982.76x = 317,742,837.52
  5. Step 5: Solve for x
    x = 317,742,837.52/15,982.76
  6. Step 6: Final answer
    x = 19,880.35

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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.