Home / 34,820.23-52,179.30-21,632.62

Finding the Fourth Proportional to 34,820.23, 52,179.30 and 21,632.62

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Solution

The fourth proportional to 34,820.23, 52,179.30 and 21,632.62 is: 32,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.23 : 52,179.30 = 21,632.62 : x
  2. Step 2: Convert to fraction form
    34,820.23/52,179.30 = 21,632.62/x
  3. Step 3: Cross multiply
    34,820.23x = 52,179.30 × 21,632.62
  4. Step 4: Simplify right side
    34,820.23x = 1,128,774,968.77
  5. Step 5: Solve for x
    x = 1,128,774,968.77/34,820.23
  6. Step 6: Final answer
    x = 32,417.22

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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.