Home / 39,738.78-59,573.61-15,132.06

Finding the Fourth Proportional to 39,738.78, 59,573.61 and 15,132.06

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Solution

The fourth proportional to 39,738.78, 59,573.61 and 15,132.06 is: 22,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.78 : 59,573.61 = 15,132.06 : x
  2. Step 2: Convert to fraction form
    39,738.78/59,573.61 = 15,132.06/x
  3. Step 3: Cross multiply
    39,738.78x = 59,573.61 × 15,132.06
  4. Step 4: Simplify right side
    39,738.78x = 901,471,440.94
  5. Step 5: Solve for x
    x = 901,471,440.94/39,738.78
  6. Step 6: Final answer
    x = 22,684.93

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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.