Home / 39,076.40-58,576.20-34,929.20

Finding the Fourth Proportional to 39,076.40, 58,576.20 and 34,929.20

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Solution

The fourth proportional to 39,076.40, 58,576.20 and 34,929.20 is: 52,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,076.40 : 58,576.20 = 34,929.20 : x
  2. Step 2: Convert to fraction form
    39,076.40/58,576.20 = 34,929.20/x
  3. Step 3: Cross multiply
    39,076.40x = 58,576.20 × 34,929.20
  4. Step 4: Simplify right side
    39,076.40x = 2,046,019,805.04
  5. Step 5: Solve for x
    x = 2,046,019,805.04/39,076.40
  6. Step 6: Final answer
    x = 52,359.48

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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.