Home / 15,117.75-22,628.10-8,080.17

Finding the Fourth Proportional to 15,117.75, 22,628.10 and 8,080.17

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Solution

The fourth proportional to 15,117.75, 22,628.10 and 8,080.17 is: 12,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117.75 : 22,628.10 = 8,080.17 : x
  2. Step 2: Convert to fraction form
    15,117.75/22,628.10 = 8,080.17/x
  3. Step 3: Cross multiply
    15,117.75x = 22,628.10 × 8,080.17
  4. Step 4: Simplify right side
    15,117.75x = 182,838,894.78
  5. Step 5: Solve for x
    x = 182,838,894.78/15,117.75
  6. Step 6: Final answer
    x = 12,094.32

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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.