Home / 28,621.28-39,464.16-26,850.08

Finding the Fourth Proportional to 28,621.28, 39,464.16 and 26,850.08

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Solution

The fourth proportional to 28,621.28, 39,464.16 and 26,850.08 is: 37,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,621.28 : 39,464.16 = 26,850.08 : x
  2. Step 2: Convert to fraction form
    28,621.28/39,464.16 = 26,850.08/x
  3. Step 3: Cross multiply
    28,621.28x = 39,464.16 × 26,850.08
  4. Step 4: Simplify right side
    28,621.28x = 1,059,615,853.13
  5. Step 5: Solve for x
    x = 1,059,615,853.13/28,621.28
  6. Step 6: Final answer
    x = 37,021.96

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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.