Home / 25,931.97-38,901.51-8,395.92

Finding the Fourth Proportional to 25,931.97, 38,901.51 and 8,395.92

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Solution

The fourth proportional to 25,931.97, 38,901.51 and 8,395.92 is: 12,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.97 : 38,901.51 = 8,395.92 : x
  2. Step 2: Convert to fraction form
    25,931.97/38,901.51 = 8,395.92/x
  3. Step 3: Cross multiply
    25,931.97x = 38,901.51 × 8,395.92
  4. Step 4: Simplify right side
    25,931.97x = 326,613,965.84
  5. Step 5: Solve for x
    x = 326,613,965.84/25,931.97
  6. Step 6: Final answer
    x = 12,595.03

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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.