Home / 26,866.26-37,045.53-18,369.78

Finding the Fourth Proportional to 26,866.26, 37,045.53 and 18,369.78

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Solution

The fourth proportional to 26,866.26, 37,045.53 and 18,369.78 is: 25,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866.26 : 37,045.53 = 18,369.78 : x
  2. Step 2: Convert to fraction form
    26,866.26/37,045.53 = 18,369.78/x
  3. Step 3: Cross multiply
    26,866.26x = 37,045.53 × 18,369.78
  4. Step 4: Simplify right side
    26,866.26x = 680,518,236.08
  5. Step 5: Solve for x
    x = 680,518,236.08/26,866.26
  6. Step 6: Final answer
    x = 25,329.85

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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.