Home / 28,207.98-42,313.13-23,268.42

Finding the Fourth Proportional to 28,207.98, 42,313.13 and 23,268.42

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Solution

The fourth proportional to 28,207.98, 42,313.13 and 23,268.42 is: 34,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,207.98 : 42,313.13 = 23,268.42 : x
  2. Step 2: Convert to fraction form
    28,207.98/42,313.13 = 23,268.42/x
  3. Step 3: Cross multiply
    28,207.98x = 42,313.13 × 23,268.42
  4. Step 4: Simplify right side
    28,207.98x = 984,559,680.35
  5. Step 5: Solve for x
    x = 984,559,680.35/28,207.98
  6. Step 6: Final answer
    x = 34,903.59

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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.