Home / 52,252.32-78,388.20-17,216.52

Finding the Fourth Proportional to 52,252.32, 78,388.20 and 17,216.52

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Solution

The fourth proportional to 52,252.32, 78,388.20 and 17,216.52 is: 25,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,252.32 : 78,388.20 = 17,216.52 : x
  2. Step 2: Convert to fraction form
    52,252.32/78,388.20 = 17,216.52/x
  3. Step 3: Cross multiply
    52,252.32x = 78,388.20 × 17,216.52
  4. Step 4: Simplify right side
    52,252.32x = 1,349,572,013.06
  5. Step 5: Solve for x
    x = 1,349,572,013.06/52,252.32
  6. Step 6: Final answer
    x = 25,827.98

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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.