Home / 19,338.52-29,007.80-4,746.52

Finding the Fourth Proportional to 19,338.52, 29,007.80 and 4,746.52

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Solution

The fourth proportional to 19,338.52, 29,007.80 and 4,746.52 is: 7,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.52 : 29,007.80 = 4,746.52 : x
  2. Step 2: Convert to fraction form
    19,338.52/29,007.80 = 4,746.52/x
  3. Step 3: Cross multiply
    19,338.52x = 29,007.80 × 4,746.52
  4. Step 4: Simplify right side
    19,338.52x = 137,686,102.86
  5. Step 5: Solve for x
    x = 137,686,102.86/19,338.52
  6. Step 6: Final answer
    x = 7,119.78

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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.