Home / 36,038.20-54,122.10-26,188.60

Finding the Fourth Proportional to 36,038.20, 54,122.10 and 26,188.60

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Solution

The fourth proportional to 36,038.20, 54,122.10 and 26,188.60 is: 39,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,038.20 : 54,122.10 = 26,188.60 : x
  2. Step 2: Convert to fraction form
    36,038.20/54,122.10 = 26,188.60/x
  3. Step 3: Cross multiply
    36,038.20x = 54,122.10 × 26,188.60
  4. Step 4: Simplify right side
    36,038.20x = 1,417,382,028.06
  5. Step 5: Solve for x
    x = 1,417,382,028.06/36,038.20
  6. Step 6: Final answer
    x = 39,329.99

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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.