Home / 29,864.20-44,810.70-21,080.20

Finding the Fourth Proportional to 29,864.20, 44,810.70 and 21,080.20

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Solution

The fourth proportional to 29,864.20, 44,810.70 and 21,080.20 is: 31,630.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,864.20 : 44,810.70 = 21,080.20 : x
  2. Step 2: Convert to fraction form
    29,864.20/44,810.70 = 21,080.20/x
  3. Step 3: Cross multiply
    29,864.20x = 44,810.70 × 21,080.20
  4. Step 4: Simplify right side
    29,864.20x = 944,618,518.14
  5. Step 5: Solve for x
    x = 944,618,518.14/29,864.20
  6. Step 6: Final answer
    x = 31,630.46

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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.