Home / 45,759.81-63,145.62-25,613.30

Finding the Fourth Proportional to 45,759.81, 63,145.62 and 25,613.30

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Solution

The fourth proportional to 45,759.81, 63,145.62 and 25,613.30 is: 35,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,759.81 : 63,145.62 = 25,613.30 : x
  2. Step 2: Convert to fraction form
    45,759.81/63,145.62 = 25,613.30/x
  3. Step 3: Cross multiply
    45,759.81x = 63,145.62 × 25,613.30
  4. Step 4: Simplify right side
    45,759.81x = 1,617,367,393.02
  5. Step 5: Solve for x
    x = 1,617,367,393.02/45,759.81
  6. Step 6: Final answer
    x = 35,344.71

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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.