Home / 26,580.47-39,886.41-9,711.98

Finding the Fourth Proportional to 26,580.47, 39,886.41 and 9,711.98

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Solution

The fourth proportional to 26,580.47, 39,886.41 and 9,711.98 is: 14,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,580.47 : 39,886.41 = 9,711.98 : x
  2. Step 2: Convert to fraction form
    26,580.47/39,886.41 = 9,711.98/x
  3. Step 3: Cross multiply
    26,580.47x = 39,886.41 × 9,711.98
  4. Step 4: Simplify right side
    26,580.47x = 387,376,016.19
  5. Step 5: Solve for x
    x = 387,376,016.19/26,580.47
  6. Step 6: Final answer
    x = 14,573.71

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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.