Home / 19,327.98-28,997.51-9,470.15

Finding the Fourth Proportional to 19,327.98, 28,997.51 and 9,470.15

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Solution

The fourth proportional to 19,327.98, 28,997.51 and 9,470.15 is: 14,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.98 : 28,997.51 = 9,470.15 : x
  2. Step 2: Convert to fraction form
    19,327.98/28,997.51 = 9,470.15/x
  3. Step 3: Cross multiply
    19,327.98x = 28,997.51 × 9,470.15
  4. Step 4: Simplify right side
    19,327.98x = 274,610,576.99
  5. Step 5: Solve for x
    x = 274,610,576.99/19,327.98
  6. Step 6: Final answer
    x = 14,207.93

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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.