Home / 35,049.47-52,542.94-12,857.66

Finding the Fourth Proportional to 35,049.47, 52,542.94 and 12,857.66

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Solution

The fourth proportional to 35,049.47, 52,542.94 and 12,857.66 is: 19,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,049.47 : 52,542.94 = 12,857.66 : x
  2. Step 2: Convert to fraction form
    35,049.47/52,542.94 = 12,857.66/x
  3. Step 3: Cross multiply
    35,049.47x = 52,542.94 × 12,857.66
  4. Step 4: Simplify right side
    35,049.47x = 675,579,257.92
  5. Step 5: Solve for x
    x = 675,579,257.92/35,049.47
  6. Step 6: Final answer
    x = 19,275.02

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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.