Home / 28,677.25-43,007.66-12,041.02

Finding the Fourth Proportional to 28,677.25, 43,007.66 and 12,041.02

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Solution

The fourth proportional to 28,677.25, 43,007.66 and 12,041.02 is: 18,058.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677.25 : 43,007.66 = 12,041.02 : x
  2. Step 2: Convert to fraction form
    28,677.25/43,007.66 = 12,041.02/x
  3. Step 3: Cross multiply
    28,677.25x = 43,007.66 × 12,041.02
  4. Step 4: Simplify right side
    28,677.25x = 517,856,094.21
  5. Step 5: Solve for x
    x = 517,856,094.21/28,677.25
  6. Step 6: Final answer
    x = 18,058.08

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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.