Home / 28,261.82-38,741.98-28,000.46

Finding the Fourth Proportional to 28,261.82, 38,741.98 and 28,000.46

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Solution

The fourth proportional to 28,261.82, 38,741.98 and 28,000.46 is: 38,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,261.82 : 38,741.98 = 28,000.46 : x
  2. Step 2: Convert to fraction form
    28,261.82/38,741.98 = 28,000.46/x
  3. Step 3: Cross multiply
    28,261.82x = 38,741.98 × 28,000.46
  4. Step 4: Simplify right side
    28,261.82x = 1,084,793,261.31
  5. Step 5: Solve for x
    x = 1,084,793,261.31/28,261.82
  6. Step 6: Final answer
    x = 38,383.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.