Home / 25,933.91-35,789.51-15,862.17

Finding the Fourth Proportional to 25,933.91, 35,789.51 and 15,862.17

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Solution

The fourth proportional to 25,933.91, 35,789.51 and 15,862.17 is: 21,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.91 : 35,789.51 = 15,862.17 : x
  2. Step 2: Convert to fraction form
    25,933.91/35,789.51 = 15,862.17/x
  3. Step 3: Cross multiply
    25,933.91x = 35,789.51 × 15,862.17
  4. Step 4: Simplify right side
    25,933.91x = 567,699,212.53
  5. Step 5: Solve for x
    x = 567,699,212.53/25,933.91
  6. Step 6: Final answer
    x = 21,890.23

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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.