Home / 28,326.04-39,000.66-25,701.64

Finding the Fourth Proportional to 28,326.04, 39,000.66 and 25,701.64

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Solution

The fourth proportional to 28,326.04, 39,000.66 and 25,701.64 is: 35,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326.04 : 39,000.66 = 25,701.64 : x
  2. Step 2: Convert to fraction form
    28,326.04/39,000.66 = 25,701.64/x
  3. Step 3: Cross multiply
    28,326.04x = 39,000.66 × 25,701.64
  4. Step 4: Simplify right side
    28,326.04x = 1,002,380,923.08
  5. Step 5: Solve for x
    x = 1,002,380,923.08/28,326.04
  6. Step 6: Final answer
    x = 35,387.26

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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.