Home / 26,310.16-36,308.73-15,705.95

Finding the Fourth Proportional to 26,310.16, 36,308.73 and 15,705.95

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Solution

The fourth proportional to 26,310.16, 36,308.73 and 15,705.95 is: 21,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.16 : 36,308.73 = 15,705.95 : x
  2. Step 2: Convert to fraction form
    26,310.16/36,308.73 = 15,705.95/x
  3. Step 3: Cross multiply
    26,310.16x = 36,308.73 × 15,705.95
  4. Step 4: Simplify right side
    26,310.16x = 570,262,916.40
  5. Step 5: Solve for x
    x = 570,262,916.40/26,310.16
  6. Step 6: Final answer
    x = 21,674.63

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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.