Home / 34,678.22-52,053.24-21,360.80

Finding the Fourth Proportional to 34,678.22, 52,053.24 and 21,360.80

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Solution

The fourth proportional to 34,678.22, 52,053.24 and 21,360.80 is: 32,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678.22 : 52,053.24 = 21,360.80 : x
  2. Step 2: Convert to fraction form
    34,678.22/52,053.24 = 21,360.80/x
  3. Step 3: Cross multiply
    34,678.22x = 52,053.24 × 21,360.80
  4. Step 4: Simplify right side
    34,678.22x = 1,111,898,848.99
  5. Step 5: Solve for x
    x = 1,111,898,848.99/34,678.22
  6. Step 6: Final answer
    x = 32,063.32

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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.