Home / 28,332.03-42,497.18-7,271.22

Finding the Fourth Proportional to 28,332.03, 42,497.18 and 7,271.22

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Solution

The fourth proportional to 28,332.03, 42,497.18 and 7,271.22 is: 10,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,332.03 : 42,497.18 = 7,271.22 : x
  2. Step 2: Convert to fraction form
    28,332.03/42,497.18 = 7,271.22/x
  3. Step 3: Cross multiply
    28,332.03x = 42,497.18 × 7,271.22
  4. Step 4: Simplify right side
    28,332.03x = 309,006,308.80
  5. Step 5: Solve for x
    x = 309,006,308.80/28,332.03
  6. Step 6: Final answer
    x = 10,906.61

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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.