Home / 19,349.05-29,023.61-5,309.27

Finding the Fourth Proportional to 19,349.05, 29,023.61 and 5,309.27

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Solution

The fourth proportional to 19,349.05, 29,023.61 and 5,309.27 is: 7,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.05 : 29,023.61 = 5,309.27 : x
  2. Step 2: Convert to fraction form
    19,349.05/29,023.61 = 5,309.27/x
  3. Step 3: Cross multiply
    19,349.05x = 29,023.61 × 5,309.27
  4. Step 4: Simplify right side
    19,349.05x = 154,094,181.86
  5. Step 5: Solve for x
    x = 154,094,181.86/19,349.05
  6. Step 6: Final answer
    x = 7,963.91

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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.