Home / 53,747.21-80,630.51-22,140.02

Finding the Fourth Proportional to 53,747.21, 80,630.51 and 22,140.02

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Solution

The fourth proportional to 53,747.21, 80,630.51 and 22,140.02 is: 33,214.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,747.21 : 80,630.51 = 22,140.02 : x
  2. Step 2: Convert to fraction form
    53,747.21/80,630.51 = 22,140.02/x
  3. Step 3: Cross multiply
    53,747.21x = 80,630.51 × 22,140.02
  4. Step 4: Simplify right side
    53,747.21x = 1,785,160,590.16
  5. Step 5: Solve for x
    x = 1,785,160,590.16/53,747.21
  6. Step 6: Final answer
    x = 33,214.02

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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.