Home / 52,321.80-78,482.34-17,264.28

Finding the Fourth Proportional to 52,321.80, 78,482.34 and 17,264.28

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Solution

The fourth proportional to 52,321.80, 78,482.34 and 17,264.28 is: 25,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321.80 : 78,482.34 = 17,264.28 : x
  2. Step 2: Convert to fraction form
    52,321.80/78,482.34 = 17,264.28/x
  3. Step 3: Cross multiply
    52,321.80x = 78,482.34 × 17,264.28
  4. Step 4: Simplify right side
    52,321.80x = 1,354,941,092.82
  5. Step 5: Solve for x
    x = 1,354,941,092.82/52,321.80
  6. Step 6: Final answer
    x = 25,896.30

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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.