Home / 36,518.02-54,776.45-18,738.41

Finding the Fourth Proportional to 36,518.02, 54,776.45 and 18,738.41

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Solution

The fourth proportional to 36,518.02, 54,776.45 and 18,738.41 is: 28,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.02 : 54,776.45 = 18,738.41 : x
  2. Step 2: Convert to fraction form
    36,518.02/54,776.45 = 18,738.41/x
  3. Step 3: Cross multiply
    36,518.02x = 54,776.45 × 18,738.41
  4. Step 4: Simplify right side
    36,518.02x = 1,026,423,578.44
  5. Step 5: Solve for x
    x = 1,026,423,578.44/36,518.02
  6. Step 6: Final answer
    x = 28,107.32

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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.