Home / 35,130.97-52,717.20-12,959.83

Finding the Fourth Proportional to 35,130.97, 52,717.20 and 12,959.83

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Solution

The fourth proportional to 35,130.97, 52,717.20 and 12,959.83 is: 19,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.97 : 52,717.20 = 12,959.83 : x
  2. Step 2: Convert to fraction form
    35,130.97/52,717.20 = 12,959.83/x
  3. Step 3: Cross multiply
    35,130.97x = 52,717.20 × 12,959.83
  4. Step 4: Simplify right side
    35,130.97x = 683,205,950.08
  5. Step 5: Solve for x
    x = 683,205,950.08/35,130.97
  6. Step 6: Final answer
    x = 19,447.40

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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.