Home / 25,340.44-38,010.66-7,810.28

Finding the Fourth Proportional to 25,340.44, 38,010.66 and 7,810.28

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Solution

The fourth proportional to 25,340.44, 38,010.66 and 7,810.28 is: 11,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.44 : 38,010.66 = 7,810.28 : x
  2. Step 2: Convert to fraction form
    25,340.44/38,010.66 = 7,810.28/x
  3. Step 3: Cross multiply
    25,340.44x = 38,010.66 × 7,810.28
  4. Step 4: Simplify right side
    25,340.44x = 296,873,897.58
  5. Step 5: Solve for x
    x = 296,873,897.58/25,340.44
  6. Step 6: Final answer
    x = 11,715.42

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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.