Home / 28,762.20-43,162.98-10,042.22

Finding the Fourth Proportional to 28,762.20, 43,162.98 and 10,042.22

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Solution

The fourth proportional to 28,762.20, 43,162.98 and 10,042.22 is: 15,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762.20 : 43,162.98 = 10,042.22 : x
  2. Step 2: Convert to fraction form
    28,762.20/43,162.98 = 10,042.22/x
  3. Step 3: Cross multiply
    28,762.20x = 43,162.98 × 10,042.22
  4. Step 4: Simplify right side
    28,762.20x = 433,452,141.02
  5. Step 5: Solve for x
    x = 433,452,141.02/28,762.20
  6. Step 6: Final answer
    x = 15,070.20

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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.