Home / 25,338.45-38,007.67-7,808.27

Finding the Fourth Proportional to 25,338.45, 38,007.67 and 7,808.27

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Solution

The fourth proportional to 25,338.45, 38,007.67 and 7,808.27 is: 11,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.45 : 38,007.67 = 7,808.27 : x
  2. Step 2: Convert to fraction form
    25,338.45/38,007.67 = 7,808.27/x
  3. Step 3: Cross multiply
    25,338.45x = 38,007.67 × 7,808.27
  4. Step 4: Simplify right side
    25,338.45x = 296,774,264.22
  5. Step 5: Solve for x
    x = 296,774,264.22/25,338.45
  6. Step 6: Final answer
    x = 11,712.41

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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.