Home / 55,922.76-83,886.66-18,485.10

Finding the Fourth Proportional to 55,922.76, 83,886.66 and 18,485.10

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Solution

The fourth proportional to 55,922.76, 83,886.66 and 18,485.10 is: 27,728.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,922.76 : 83,886.66 = 18,485.10 : x
  2. Step 2: Convert to fraction form
    55,922.76/83,886.66 = 18,485.10/x
  3. Step 3: Cross multiply
    55,922.76x = 83,886.66 × 18,485.10
  4. Step 4: Simplify right side
    55,922.76x = 1,550,653,298.77
  5. Step 5: Solve for x
    x = 1,550,653,298.77/55,922.76
  6. Step 6: Final answer
    x = 27,728.48

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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.