Home / 39,747.40-59,621.10-35,254.60

Finding the Fourth Proportional to 39,747.40, 59,621.10 and 35,254.60

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Solution

The fourth proportional to 39,747.40, 59,621.10 and 35,254.60 is: 52,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.40 : 59,621.10 = 35,254.60 : x
  2. Step 2: Convert to fraction form
    39,747.40/59,621.10 = 35,254.60/x
  3. Step 3: Cross multiply
    39,747.40x = 59,621.10 × 35,254.60
  4. Step 4: Simplify right side
    39,747.40x = 2,101,918,032.06
  5. Step 5: Solve for x
    x = 2,101,918,032.06/39,747.40
  6. Step 6: Final answer
    x = 52,881.90

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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.