Home / 39,560.19-59,340.89-12,906.06

Finding the Fourth Proportional to 39,560.19, 59,340.89 and 12,906.06

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Solution

The fourth proportional to 39,560.19, 59,340.89 and 12,906.06 is: 19,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,560.19 : 59,340.89 = 12,906.06 : x
  2. Step 2: Convert to fraction form
    39,560.19/59,340.89 = 12,906.06/x
  3. Step 3: Cross multiply
    39,560.19x = 59,340.89 × 12,906.06
  4. Step 4: Simplify right side
    39,560.19x = 765,857,086.79
  5. Step 5: Solve for x
    x = 765,857,086.79/39,560.19
  6. Step 6: Final answer
    x = 19,359.29

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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.