Home / 25,309.68-34,935.35-16,357.02

Finding the Fourth Proportional to 25,309.68, 34,935.35 and 16,357.02

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Solution

The fourth proportional to 25,309.68, 34,935.35 and 16,357.02 is: 22,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.68 : 34,935.35 = 16,357.02 : x
  2. Step 2: Convert to fraction form
    25,309.68/34,935.35 = 16,357.02/x
  3. Step 3: Cross multiply
    25,309.68x = 34,935.35 × 16,357.02
  4. Step 4: Simplify right side
    25,309.68x = 571,438,136.87
  5. Step 5: Solve for x
    x = 571,438,136.87/25,309.68
  6. Step 6: Final answer
    x = 22,577.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.