Home / 26,548.44-39,780.95-12,505.16

Finding the Fourth Proportional to 26,548.44, 39,780.95 and 12,505.16

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Solution

The fourth proportional to 26,548.44, 39,780.95 and 12,505.16 is: 18,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.44 : 39,780.95 = 12,505.16 : x
  2. Step 2: Convert to fraction form
    26,548.44/39,780.95 = 12,505.16/x
  3. Step 3: Cross multiply
    26,548.44x = 39,780.95 × 12,505.16
  4. Step 4: Simplify right side
    26,548.44x = 497,466,883.27
  5. Step 5: Solve for x
    x = 497,466,883.27/26,548.44
  6. Step 6: Final answer
    x = 18,738.08

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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.