Home / 52,293.16-78,418.98-18,995.06

Finding the Fourth Proportional to 52,293.16, 78,418.98 and 18,995.06

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Solution

The fourth proportional to 52,293.16, 78,418.98 and 18,995.06 is: 28,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293.16 : 78,418.98 = 18,995.06 : x
  2. Step 2: Convert to fraction form
    52,293.16/78,418.98 = 18,995.06/x
  3. Step 3: Cross multiply
    52,293.16x = 78,418.98 × 18,995.06
  4. Step 4: Simplify right side
    52,293.16x = 1,489,573,230.24
  5. Step 5: Solve for x
    x = 1,489,573,230.24/52,293.16
  6. Step 6: Final answer
    x = 28,485.05

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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.