Home / 25,235.43-34,826.47-13,904.92

Finding the Fourth Proportional to 25,235.43, 34,826.47 and 13,904.92

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Solution

The fourth proportional to 25,235.43, 34,826.47 and 13,904.92 is: 19,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.43 : 34,826.47 = 13,904.92 : x
  2. Step 2: Convert to fraction form
    25,235.43/34,826.47 = 13,904.92/x
  3. Step 3: Cross multiply
    25,235.43x = 34,826.47 × 13,904.92
  4. Step 4: Simplify right side
    25,235.43x = 484,259,279.23
  5. Step 5: Solve for x
    x = 484,259,279.23/25,235.43
  6. Step 6: Final answer
    x = 19,189.66

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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.