Home / 45,231-62,418.36-25,087.92

Finding the Fourth Proportional to 45,231, 62,418.36 and 25,087.92

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Solution

The fourth proportional to 45,231, 62,418.36 and 25,087.92 is: 34,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231 : 62,418.36 = 25,087.92 : x
  2. Step 2: Convert to fraction form
    45,231/62,418.36 = 25,087.92/x
  3. Step 3: Cross multiply
    45,231x = 62,418.36 × 25,087.92
  4. Step 4: Simplify right side
    45,231x = 1,565,946,822.21
  5. Step 5: Solve for x
    x = 1,565,946,822.21/45,231
  6. Step 6: Final answer
    x = 34,621.10

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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.