Home / 19,039.72-28,560.40-5,892.34

Finding the Fourth Proportional to 19,039.72, 28,560.40 and 5,892.34

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Solution

The fourth proportional to 19,039.72, 28,560.40 and 5,892.34 is: 8,838.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.72 : 28,560.40 = 5,892.34 : x
  2. Step 2: Convert to fraction form
    19,039.72/28,560.40 = 5,892.34/x
  3. Step 3: Cross multiply
    19,039.72x = 28,560.40 × 5,892.34
  4. Step 4: Simplify right side
    19,039.72x = 168,287,587.34
  5. Step 5: Solve for x
    x = 168,287,587.34/19,039.72
  6. Step 6: Final answer
    x = 8,838.76

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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.