Home / 52,813.32-79,259.94-19,553.64

Finding the Fourth Proportional to 52,813.32, 79,259.94 and 19,553.64

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Solution

The fourth proportional to 52,813.32, 79,259.94 and 19,553.64 is: 29,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,813.32 : 79,259.94 = 19,553.64 : x
  2. Step 2: Convert to fraction form
    52,813.32/79,259.94 = 19,553.64/x
  3. Step 3: Cross multiply
    52,813.32x = 79,259.94 × 19,553.64
  4. Step 4: Simplify right side
    52,813.32x = 1,549,820,333.18
  5. Step 5: Solve for x
    x = 1,549,820,333.18/52,813.32
  6. Step 6: Final answer
    x = 29,345.25

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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.