Home / 55,980.08-83,968.72-22,691.24

Finding the Fourth Proportional to 55,980.08, 83,968.72 and 22,691.24

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Solution

The fourth proportional to 55,980.08, 83,968.72 and 22,691.24 is: 34,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,980.08 : 83,968.72 = 22,691.24 : x
  2. Step 2: Convert to fraction form
    55,980.08/83,968.72 = 22,691.24/x
  3. Step 3: Cross multiply
    55,980.08x = 83,968.72 × 22,691.24
  4. Step 4: Simplify right side
    55,980.08x = 1,905,354,378.01
  5. Step 5: Solve for x
    x = 1,905,354,378.01/55,980.08
  6. Step 6: Final answer
    x = 34,036.29

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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.