Home / 15,283.35-22,928.48-5,422.64

Finding the Fourth Proportional to 15,283.35, 22,928.48 and 5,422.64

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Solution

The fourth proportional to 15,283.35, 22,928.48 and 5,422.64 is: 8,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283.35 : 22,928.48 = 5,422.64 : x
  2. Step 2: Convert to fraction form
    15,283.35/22,928.48 = 5,422.64/x
  3. Step 3: Cross multiply
    15,283.35x = 22,928.48 × 5,422.64
  4. Step 4: Simplify right side
    15,283.35x = 124,332,751.03
  5. Step 5: Solve for x
    x = 124,332,751.03/15,283.35
  6. Step 6: Final answer
    x = 8,135.18

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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.