Home / 28,841.12-43,261.76-8,064.80

Finding the Fourth Proportional to 28,841.12, 43,261.76 and 8,064.80

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Solution

The fourth proportional to 28,841.12, 43,261.76 and 8,064.80 is: 12,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.12 : 43,261.76 = 8,064.80 : x
  2. Step 2: Convert to fraction form
    28,841.12/43,261.76 = 8,064.80/x
  3. Step 3: Cross multiply
    28,841.12x = 43,261.76 × 8,064.80
  4. Step 4: Simplify right side
    28,841.12x = 348,897,442.05
  5. Step 5: Solve for x
    x = 348,897,442.05/28,841.12
  6. Step 6: Final answer
    x = 12,097.22

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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.