Home / 25,251.00-34,846.48-13,920.23

Finding the Fourth Proportional to 25,251.00, 34,846.48 and 13,920.23

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Solution

The fourth proportional to 25,251.00, 34,846.48 and 13,920.23 is: 19,209.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.00 : 34,846.48 = 13,920.23 : x
  2. Step 2: Convert to fraction form
    25,251.00/34,846.48 = 13,920.23/x
  3. Step 3: Cross multiply
    25,251.00x = 34,846.48 × 13,920.23
  4. Step 4: Simplify right side
    25,251.00x = 485,071,120.81
  5. Step 5: Solve for x
    x = 485,071,120.81/25,251.00
  6. Step 6: Final answer
    x = 19,209.98

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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.