Home / 19,353.87-29,032.56-9,998.37

Finding the Fourth Proportional to 19,353.87, 29,032.56 and 9,998.37

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Solution

The fourth proportional to 19,353.87, 29,032.56 and 9,998.37 is: 14,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.87 : 29,032.56 = 9,998.37 : x
  2. Step 2: Convert to fraction form
    19,353.87/29,032.56 = 9,998.37/x
  3. Step 3: Cross multiply
    19,353.87x = 29,032.56 × 9,998.37
  4. Step 4: Simplify right side
    19,353.87x = 290,278,276.93
  5. Step 5: Solve for x
    x = 290,278,276.93/19,353.87
  6. Step 6: Final answer
    x = 14,998.46

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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.