Home / 25,265.16-34,865.45-13,935.69

Finding the Fourth Proportional to 25,265.16, 34,865.45 and 13,935.69

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Solution

The fourth proportional to 25,265.16, 34,865.45 and 13,935.69 is: 19,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.16 : 34,865.45 = 13,935.69 : x
  2. Step 2: Convert to fraction form
    25,265.16/34,865.45 = 13,935.69/x
  3. Step 3: Cross multiply
    25,265.16x = 34,865.45 × 13,935.69
  4. Step 4: Simplify right side
    25,265.16x = 485,874,033.23
  5. Step 5: Solve for x
    x = 485,874,033.23/25,265.16
  6. Step 6: Final answer
    x = 19,230.99

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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.