Home / 22,445.36-33,667.08-12,077.36

Finding the Fourth Proportional to 22,445.36, 33,667.08 and 12,077.36

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Solution

The fourth proportional to 22,445.36, 33,667.08 and 12,077.36 is: 18,115.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.36 : 33,667.08 = 12,077.36 : x
  2. Step 2: Convert to fraction form
    22,445.36/33,667.08 = 12,077.36/x
  3. Step 3: Cross multiply
    22,445.36x = 33,667.08 × 12,077.36
  4. Step 4: Simplify right side
    22,445.36x = 406,609,445.31
  5. Step 5: Solve for x
    x = 406,609,445.31/22,445.36
  6. Step 6: Final answer
    x = 18,115.52

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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.