Home / 52,296.42-78,412.98-21,095.22

Finding the Fourth Proportional to 52,296.42, 78,412.98 and 21,095.22

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Solution

The fourth proportional to 52,296.42, 78,412.98 and 21,095.22 is: 31,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.42 : 78,412.98 = 21,095.22 : x
  2. Step 2: Convert to fraction form
    52,296.42/78,412.98 = 21,095.22/x
  3. Step 3: Cross multiply
    52,296.42x = 78,412.98 × 21,095.22
  4. Step 4: Simplify right side
    52,296.42x = 1,654,139,063.96
  5. Step 5: Solve for x
    x = 1,654,139,063.96/52,296.42
  6. Step 6: Final answer
    x = 31,630.06

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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.