Home / 28,062.82-38,733.32-16,133.08

Finding the Fourth Proportional to 28,062.82, 38,733.32 and 16,133.08

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Solution

The fourth proportional to 28,062.82, 38,733.32 and 16,133.08 is: 22,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.82 : 38,733.32 = 16,133.08 : x
  2. Step 2: Convert to fraction form
    28,062.82/38,733.32 = 16,133.08/x
  3. Step 3: Cross multiply
    28,062.82x = 38,733.32 × 16,133.08
  4. Step 4: Simplify right side
    28,062.82x = 624,887,750.23
  5. Step 5: Solve for x
    x = 624,887,750.23/28,062.82
  6. Step 6: Final answer
    x = 22,267.46

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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.