Home / 15,308.44-22,962.78-4,215.74

Finding the Fourth Proportional to 15,308.44, 22,962.78 and 4,215.74

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Solution

The fourth proportional to 15,308.44, 22,962.78 and 4,215.74 is: 6,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.44 : 22,962.78 = 4,215.74 : x
  2. Step 2: Convert to fraction form
    15,308.44/22,962.78 = 4,215.74/x
  3. Step 3: Cross multiply
    15,308.44x = 22,962.78 × 4,215.74
  4. Step 4: Simplify right side
    15,308.44x = 96,805,110.16
  5. Step 5: Solve for x
    x = 96,805,110.16/15,308.44
  6. Step 6: Final answer
    x = 6,323.64

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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.