Home / 25,250.57-34,846.03-13,920.51

Finding the Fourth Proportional to 25,250.57, 34,846.03 and 13,920.51

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Solution

The fourth proportional to 25,250.57, 34,846.03 and 13,920.51 is: 19,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.57 : 34,846.03 = 13,920.51 : x
  2. Step 2: Convert to fraction form
    25,250.57/34,846.03 = 13,920.51/x
  3. Step 3: Cross multiply
    25,250.57x = 34,846.03 × 13,920.51
  4. Step 4: Simplify right side
    25,250.57x = 485,074,265.24
  5. Step 5: Solve for x
    x = 485,074,265.24/25,250.57
  6. Step 6: Final answer
    x = 19,210.43

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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.