Home / 26,860.12-37,068.02-18,380.03

Finding the Fourth Proportional to 26,860.12, 37,068.02 and 18,380.03

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Solution

The fourth proportional to 26,860.12, 37,068.02 and 18,380.03 is: 25,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.12 : 37,068.02 = 18,380.03 : x
  2. Step 2: Convert to fraction form
    26,860.12/37,068.02 = 18,380.03/x
  3. Step 3: Cross multiply
    26,860.12x = 37,068.02 × 18,380.03
  4. Step 4: Simplify right side
    26,860.12x = 681,311,319.64
  5. Step 5: Solve for x
    x = 681,311,319.64/26,860.12
  6. Step 6: Final answer
    x = 25,365.16

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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.