Home / 35,808.20-53,711.94-21,772.10

Finding the Fourth Proportional to 35,808.20, 53,711.94 and 21,772.10

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Solution

The fourth proportional to 35,808.20, 53,711.94 and 21,772.10 is: 32,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.20 : 53,711.94 = 21,772.10 : x
  2. Step 2: Convert to fraction form
    35,808.20/53,711.94 = 21,772.10/x
  3. Step 3: Cross multiply
    35,808.20x = 53,711.94 × 21,772.10
  4. Step 4: Simplify right side
    35,808.20x = 1,169,421,460.31
  5. Step 5: Solve for x
    x = 1,169,421,460.31/35,808.20
  6. Step 6: Final answer
    x = 32,657.93

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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.