Home / 34,322.08-51,370.80-21,184.96

Finding the Fourth Proportional to 34,322.08, 51,370.80 and 21,184.96

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Solution

The fourth proportional to 34,322.08, 51,370.80 and 21,184.96 is: 31,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,322.08 : 51,370.80 = 21,184.96 : x
  2. Step 2: Convert to fraction form
    34,322.08/51,370.80 = 21,184.96/x
  3. Step 3: Cross multiply
    34,322.08x = 51,370.80 × 21,184.96
  4. Step 4: Simplify right side
    34,322.08x = 1,088,288,343.17
  5. Step 5: Solve for x
    x = 1,088,288,343.17/34,322.08
  6. Step 6: Final answer
    x = 31,708.11

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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.