Home / 26,369.85-39,554.93-10,787.48

Finding the Fourth Proportional to 26,369.85, 39,554.93 and 10,787.48

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Solution

The fourth proportional to 26,369.85, 39,554.93 and 10,787.48 is: 16,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.85 : 39,554.93 = 10,787.48 : x
  2. Step 2: Convert to fraction form
    26,369.85/39,554.93 = 10,787.48/x
  3. Step 3: Cross multiply
    26,369.85x = 39,554.93 × 10,787.48
  4. Step 4: Simplify right side
    26,369.85x = 426,697,993.80
  5. Step 5: Solve for x
    x = 426,697,993.80/26,369.85
  6. Step 6: Final answer
    x = 16,181.28

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1.5x scale

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.