Home / 52,282.90-78,427.34-14,840.04

Finding the Fourth Proportional to 52,282.90, 78,427.34 and 14,840.04

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Solution

The fourth proportional to 52,282.90, 78,427.34 and 14,840.04 is: 22,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.90 : 78,427.34 = 14,840.04 : x
  2. Step 2: Convert to fraction form
    52,282.90/78,427.34 = 14,840.04/x
  3. Step 3: Cross multiply
    52,282.90x = 78,427.34 × 14,840.04
  4. Step 4: Simplify right side
    52,282.90x = 1,163,865,138.25
  5. Step 5: Solve for x
    x = 1,163,865,138.25/52,282.90
  6. Step 6: Final answer
    x = 22,260.91

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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.