Home / 34,402.47-47,431.45-22,281.54

Finding the Fourth Proportional to 34,402.47, 47,431.45 and 22,281.54

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Solution

The fourth proportional to 34,402.47, 47,431.45 and 22,281.54 is: 30,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,402.47 : 47,431.45 = 22,281.54 : x
  2. Step 2: Convert to fraction form
    34,402.47/47,431.45 = 22,281.54/x
  3. Step 3: Cross multiply
    34,402.47x = 47,431.45 × 22,281.54
  4. Step 4: Simplify right side
    34,402.47x = 1,056,845,750.43
  5. Step 5: Solve for x
    x = 1,056,845,750.43/34,402.47
  6. Step 6: Final answer
    x = 30,720.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.