Home / 19,337.20-29,009.43-5,486.20

Finding the Fourth Proportional to 19,337.20, 29,009.43 and 5,486.20

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Solution

The fourth proportional to 19,337.20, 29,009.43 and 5,486.20 is: 8,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.20 : 29,009.43 = 5,486.20 : x
  2. Step 2: Convert to fraction form
    19,337.20/29,009.43 = 5,486.20/x
  3. Step 3: Cross multiply
    19,337.20x = 29,009.43 × 5,486.20
  4. Step 4: Simplify right side
    19,337.20x = 159,151,534.87
  5. Step 5: Solve for x
    x = 159,151,534.87/19,337.20
  6. Step 6: Final answer
    x = 8,230.33

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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.