Home / 25,371.06-35,011.52-13,885.92

Finding the Fourth Proportional to 25,371.06, 35,011.52 and 13,885.92

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Solution

The fourth proportional to 25,371.06, 35,011.52 and 13,885.92 is: 19,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.06 : 35,011.52 = 13,885.92 : x
  2. Step 2: Convert to fraction form
    25,371.06/35,011.52 = 13,885.92/x
  3. Step 3: Cross multiply
    25,371.06x = 35,011.52 × 13,885.92
  4. Step 4: Simplify right side
    25,371.06x = 486,167,052.60
  5. Step 5: Solve for x
    x = 486,167,052.60/25,371.06
  6. Step 6: Final answer
    x = 19,162.27

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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.