Home / 52,930.52-79,345.24-19,641.68

Finding the Fourth Proportional to 52,930.52, 79,345.24 and 19,641.68

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Solution

The fourth proportional to 52,930.52, 79,345.24 and 19,641.68 is: 29,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,930.52 : 79,345.24 = 19,641.68 : x
  2. Step 2: Convert to fraction form
    52,930.52/79,345.24 = 19,641.68/x
  3. Step 3: Cross multiply
    52,930.52x = 79,345.24 × 19,641.68
  4. Step 4: Simplify right side
    52,930.52x = 1,558,473,813.60
  5. Step 5: Solve for x
    x = 1,558,473,813.60/52,930.52
  6. Step 6: Final answer
    x = 29,443.77

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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.