Home / 40,928.94-61,381.06-26,888.40

Finding the Fourth Proportional to 40,928.94, 61,381.06 and 26,888.40

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Solution

The fourth proportional to 40,928.94, 61,381.06 and 26,888.40 is: 40,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.94 : 61,381.06 = 26,888.40 : x
  2. Step 2: Convert to fraction form
    40,928.94/61,381.06 = 26,888.40/x
  3. Step 3: Cross multiply
    40,928.94x = 61,381.06 × 26,888.40
  4. Step 4: Simplify right side
    40,928.94x = 1,650,438,493.70
  5. Step 5: Solve for x
    x = 1,650,438,493.70/40,928.94
  6. Step 6: Final answer
    x = 40,324.49

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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.