Home / 55,555.04-83,346.96-22,276.28

Finding the Fourth Proportional to 55,555.04, 83,346.96 and 22,276.28

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Solution

The fourth proportional to 55,555.04, 83,346.96 and 22,276.28 is: 33,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,555.04 : 83,346.96 = 22,276.28 : x
  2. Step 2: Convert to fraction form
    55,555.04/83,346.96 = 22,276.28/x
  3. Step 3: Cross multiply
    55,555.04x = 83,346.96 × 22,276.28
  4. Step 4: Simplify right side
    55,555.04x = 1,856,660,218.11
  5. Step 5: Solve for x
    x = 1,856,660,218.11/55,555.04
  6. Step 6: Final answer
    x = 33,420.19

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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.