Home / 38,338.59-52,928-26,888.66

Finding the Fourth Proportional to 38,338.59, 52,928 and 26,888.66

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Solution

The fourth proportional to 38,338.59, 52,928 and 26,888.66 is: 37,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.59 : 52,928 = 26,888.66 : x
  2. Step 2: Convert to fraction form
    38,338.59/52,928 = 26,888.66/x
  3. Step 3: Cross multiply
    38,338.59x = 52,928 × 26,888.66
  4. Step 4: Simplify right side
    38,338.59x = 1,423,162,731.84
  5. Step 5: Solve for x
    x = 1,423,162,731.84/38,338.59
  6. Step 6: Final answer
    x = 37,120.90

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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.