Home / 35,108.84-52,684.07-12,937.78

Finding the Fourth Proportional to 35,108.84, 52,684.07 and 12,937.78

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Solution

The fourth proportional to 35,108.84, 52,684.07 and 12,937.78 is: 19,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.84 : 52,684.07 = 12,937.78 : x
  2. Step 2: Convert to fraction form
    35,108.84/52,684.07 = 12,937.78/x
  3. Step 3: Cross multiply
    35,108.84x = 52,684.07 × 12,937.78
  4. Step 4: Simplify right side
    35,108.84x = 681,614,684.76
  5. Step 5: Solve for x
    x = 681,614,684.76/35,108.84
  6. Step 6: Final answer
    x = 19,414.33

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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.