Home / 45,979.21-63,449.89-25,835.59

Finding the Fourth Proportional to 45,979.21, 63,449.89 and 25,835.59

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Solution

The fourth proportional to 45,979.21, 63,449.89 and 25,835.59 is: 35,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.21 : 63,449.89 = 25,835.59 : x
  2. Step 2: Convert to fraction form
    45,979.21/63,449.89 = 25,835.59/x
  3. Step 3: Cross multiply
    45,979.21x = 63,449.89 × 25,835.59
  4. Step 4: Simplify right side
    45,979.21x = 1,639,265,343.59
  5. Step 5: Solve for x
    x = 1,639,265,343.59/45,979.21
  6. Step 6: Final answer
    x = 35,652.32

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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.