Home / 39,004.16-58,512.48-12,706.88

Finding the Fourth Proportional to 39,004.16, 58,512.48 and 12,706.88

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Solution

The fourth proportional to 39,004.16, 58,512.48 and 12,706.88 is: 19,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,004.16 : 58,512.48 = 12,706.88 : x
  2. Step 2: Convert to fraction form
    39,004.16/58,512.48 = 12,706.88/x
  3. Step 3: Cross multiply
    39,004.16x = 58,512.48 × 12,706.88
  4. Step 4: Simplify right side
    39,004.16x = 743,511,061.86
  5. Step 5: Solve for x
    x = 743,511,061.86/39,004.16
  6. Step 6: Final answer
    x = 19,062.35

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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.