Home / 15,323.06-22,979.25-5,460.90

Finding the Fourth Proportional to 15,323.06, 22,979.25 and 5,460.90

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Solution

The fourth proportional to 15,323.06, 22,979.25 and 5,460.90 is: 8,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323.06 : 22,979.25 = 5,460.90 : x
  2. Step 2: Convert to fraction form
    15,323.06/22,979.25 = 5,460.90/x
  3. Step 3: Cross multiply
    15,323.06x = 22,979.25 × 5,460.90
  4. Step 4: Simplify right side
    15,323.06x = 125,487,386.33
  5. Step 5: Solve for x
    x = 125,487,386.33/15,323.06
  6. Step 6: Final answer
    x = 8,189.45

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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.