Home / 26,465.60-36,537.36-19,787.84

Finding the Fourth Proportional to 26,465.60, 36,537.36 and 19,787.84

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Solution

The fourth proportional to 26,465.60, 36,537.36 and 19,787.84 is: 27,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.60 : 36,537.36 = 19,787.84 : x
  2. Step 2: Convert to fraction form
    26,465.60/36,537.36 = 19,787.84/x
  3. Step 3: Cross multiply
    26,465.60x = 36,537.36 × 19,787.84
  4. Step 4: Simplify right side
    26,465.60x = 722,995,433.70
  5. Step 5: Solve for x
    x = 722,995,433.70/26,465.60
  6. Step 6: Final answer
    x = 27,318.31

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1.5x scale

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.