Home / 22,746.80-34,112.10-10,272.80

Finding the Fourth Proportional to 22,746.80, 34,112.10 and 10,272.80

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Solution

The fourth proportional to 22,746.80, 34,112.10 and 10,272.80 is: 15,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.80 : 34,112.10 = 10,272.80 : x
  2. Step 2: Convert to fraction form
    22,746.80/34,112.10 = 10,272.80/x
  3. Step 3: Cross multiply
    22,746.80x = 34,112.10 × 10,272.80
  4. Step 4: Simplify right side
    22,746.80x = 350,426,780.88
  5. Step 5: Solve for x
    x = 350,426,780.88/22,746.80
  6. Step 6: Final answer
    x = 15,405.54

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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.