Home / 25,934.09-38,904.98-9,290.21

Finding the Fourth Proportional to 25,934.09, 38,904.98 and 9,290.21

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Solution

The fourth proportional to 25,934.09, 38,904.98 and 9,290.21 is: 13,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,934.09 : 38,904.98 = 9,290.21 : x
  2. Step 2: Convert to fraction form
    25,934.09/38,904.98 = 9,290.21/x
  3. Step 3: Cross multiply
    25,934.09x = 38,904.98 × 9,290.21
  4. Step 4: Simplify right side
    25,934.09x = 361,435,193.27
  5. Step 5: Solve for x
    x = 361,435,193.27/25,934.09
  6. Step 6: Final answer
    x = 13,936.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.