Home / 22,583.44-31,154.40-15,033.28

Finding the Fourth Proportional to 22,583.44, 31,154.40 and 15,033.28

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Solution

The fourth proportional to 22,583.44, 31,154.40 and 15,033.28 is: 20,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,583.44 : 31,154.40 = 15,033.28 : x
  2. Step 2: Convert to fraction form
    22,583.44/31,154.40 = 15,033.28/x
  3. Step 3: Cross multiply
    22,583.44x = 31,154.40 × 15,033.28
  4. Step 4: Simplify right side
    22,583.44x = 468,352,818.43
  5. Step 5: Solve for x
    x = 468,352,818.43/22,583.44
  6. Step 6: Final answer
    x = 20,738.77

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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.