Home / 35,041.97-52,569.88-12,855.55

Finding the Fourth Proportional to 35,041.97, 52,569.88 and 12,855.55

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Solution

The fourth proportional to 35,041.97, 52,569.88 and 12,855.55 is: 19,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,041.97 : 52,569.88 = 12,855.55 : x
  2. Step 2: Convert to fraction form
    35,041.97/52,569.88 = 12,855.55/x
  3. Step 3: Cross multiply
    35,041.97x = 52,569.88 × 12,855.55
  4. Step 4: Simplify right side
    35,041.97x = 675,814,720.83
  5. Step 5: Solve for x
    x = 675,814,720.83/35,041.97
  6. Step 6: Final answer
    x = 19,285.87

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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.