Home / 28,275.54-39,023.37-16,177.14

Finding the Fourth Proportional to 28,275.54, 39,023.37 and 16,177.14

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Solution

The fourth proportional to 28,275.54, 39,023.37 and 16,177.14 is: 22,326.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.54 : 39,023.37 = 16,177.14 : x
  2. Step 2: Convert to fraction form
    28,275.54/39,023.37 = 16,177.14/x
  3. Step 3: Cross multiply
    28,275.54x = 39,023.37 × 16,177.14
  4. Step 4: Simplify right side
    28,275.54x = 631,286,605.44
  5. Step 5: Solve for x
    x = 631,286,605.44/28,275.54
  6. Step 6: Final answer
    x = 22,326.24

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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.