Home / 28,827-39,775.16-17,502.44

Finding the Fourth Proportional to 28,827, 39,775.16 and 17,502.44

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Solution

The fourth proportional to 28,827, 39,775.16 and 17,502.44 is: 24,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827 : 39,775.16 = 17,502.44 : x
  2. Step 2: Convert to fraction form
    28,827/39,775.16 = 17,502.44/x
  3. Step 3: Cross multiply
    28,827x = 39,775.16 × 17,502.44
  4. Step 4: Simplify right side
    28,827x = 696,162,351.39
  5. Step 5: Solve for x
    x = 696,162,351.39/28,827
  6. Step 6: Final answer
    x = 24,149.66

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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.