Home / 52,828.12-79,244.61-21,641.50

Finding the Fourth Proportional to 52,828.12, 79,244.61 and 21,641.50

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Solution

The fourth proportional to 52,828.12, 79,244.61 and 21,641.50 is: 32,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,828.12 : 79,244.61 = 21,641.50 : x
  2. Step 2: Convert to fraction form
    52,828.12/79,244.61 = 21,641.50/x
  3. Step 3: Cross multiply
    52,828.12x = 79,244.61 × 21,641.50
  4. Step 4: Simplify right side
    52,828.12x = 1,714,972,227.32
  5. Step 5: Solve for x
    x = 1,714,972,227.32/52,828.12
  6. Step 6: Final answer
    x = 32,463.25

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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.