Home / 28,300.96-39,016.26-22,577.83

Finding the Fourth Proportional to 28,300.96, 39,016.26 and 22,577.83

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Solution

The fourth proportional to 28,300.96, 39,016.26 and 22,577.83 is: 31,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,300.96 : 39,016.26 = 22,577.83 : x
  2. Step 2: Convert to fraction form
    28,300.96/39,016.26 = 22,577.83/x
  3. Step 3: Cross multiply
    28,300.96x = 39,016.26 × 22,577.83
  4. Step 4: Simplify right side
    28,300.96x = 880,902,485.52
  5. Step 5: Solve for x
    x = 880,902,485.52/28,300.96
  6. Step 6: Final answer
    x = 31,126.24

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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.