Home / 45,731.88-63,110.24-25,588.80

Finding the Fourth Proportional to 45,731.88, 63,110.24 and 25,588.80

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Solution

The fourth proportional to 45,731.88, 63,110.24 and 25,588.80 is: 35,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,731.88 : 63,110.24 = 25,588.80 : x
  2. Step 2: Convert to fraction form
    45,731.88/63,110.24 = 25,588.80/x
  3. Step 3: Cross multiply
    45,731.88x = 63,110.24 × 25,588.80
  4. Step 4: Simplify right side
    45,731.88x = 1,614,915,181.37
  5. Step 5: Solve for x
    x = 1,614,915,181.37/45,731.88
  6. Step 6: Final answer
    x = 35,312.68

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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.