Home / 43,841.61-65,775.38-12,677.13

Finding the Fourth Proportional to 43,841.61, 65,775.38 and 12,677.13

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Solution

The fourth proportional to 43,841.61, 65,775.38 and 12,677.13 is: 19,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,841.61 : 65,775.38 = 12,677.13 : x
  2. Step 2: Convert to fraction form
    43,841.61/65,775.38 = 12,677.13/x
  3. Step 3: Cross multiply
    43,841.61x = 65,775.38 × 12,677.13
  4. Step 4: Simplify right side
    43,841.61x = 833,842,979.67
  5. Step 5: Solve for x
    x = 833,842,979.67/43,841.61
  6. Step 6: Final answer
    x = 19,019.44

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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.