Home / 25,207.23-34,785.69-13,876.48

Finding the Fourth Proportional to 25,207.23, 34,785.69 and 13,876.48

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Solution

The fourth proportional to 25,207.23, 34,785.69 and 13,876.48 is: 19,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.23 : 34,785.69 = 13,876.48 : x
  2. Step 2: Convert to fraction form
    25,207.23/34,785.69 = 13,876.48/x
  3. Step 3: Cross multiply
    25,207.23x = 34,785.69 × 13,876.48
  4. Step 4: Simplify right side
    25,207.23x = 482,702,931.57
  5. Step 5: Solve for x
    x = 482,702,931.57/25,207.23
  6. Step 6: Final answer
    x = 19,149.38

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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.