Home / 15,108.35-22,662.45-5,746.16

Finding the Fourth Proportional to 15,108.35, 22,662.45 and 5,746.16

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Solution

The fourth proportional to 15,108.35, 22,662.45 and 5,746.16 is: 8,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.35 : 22,662.45 = 5,746.16 : x
  2. Step 2: Convert to fraction form
    15,108.35/22,662.45 = 5,746.16/x
  3. Step 3: Cross multiply
    15,108.35x = 22,662.45 × 5,746.16
  4. Step 4: Simplify right side
    15,108.35x = 130,222,120.35
  5. Step 5: Solve for x
    x = 130,222,120.35/15,108.35
  6. Step 6: Final answer
    x = 8,619.22

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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.