Home / 25,304.36-37,952.63-8,660.57

Finding the Fourth Proportional to 25,304.36, 37,952.63 and 8,660.57

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Solution

The fourth proportional to 25,304.36, 37,952.63 and 8,660.57 is: 12,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.36 : 37,952.63 = 8,660.57 : x
  2. Step 2: Convert to fraction form
    25,304.36/37,952.63 = 8,660.57/x
  3. Step 3: Cross multiply
    25,304.36x = 37,952.63 × 8,660.57
  4. Step 4: Simplify right side
    25,304.36x = 328,691,219.04
  5. Step 5: Solve for x
    x = 328,691,219.04/25,304.36
  6. Step 6: Final answer
    x = 12,989.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.