Home / 28,049.82-42,066.09-9,577.50

Finding the Fourth Proportional to 28,049.82, 42,066.09 and 9,577.50

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Solution

The fourth proportional to 28,049.82, 42,066.09 and 9,577.50 is: 14,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,049.82 : 42,066.09 = 9,577.50 : x
  2. Step 2: Convert to fraction form
    28,049.82/42,066.09 = 9,577.50/x
  3. Step 3: Cross multiply
    28,049.82x = 42,066.09 × 9,577.50
  4. Step 4: Simplify right side
    28,049.82x = 402,887,976.98
  5. Step 5: Solve for x
    x = 402,887,976.98/28,049.82
  6. Step 6: Final answer
    x = 14,363.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.