Home / 55,766.70-83,659.77-18,316.35

Finding the Fourth Proportional to 55,766.70, 83,659.77 and 18,316.35

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Solution

The fourth proportional to 55,766.70, 83,659.77 and 18,316.35 is: 27,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.70 : 83,659.77 = 18,316.35 : x
  2. Step 2: Convert to fraction form
    55,766.70/83,659.77 = 18,316.35/x
  3. Step 3: Cross multiply
    55,766.70x = 83,659.77 × 18,316.35
  4. Step 4: Simplify right side
    55,766.70x = 1,532,341,628.24
  5. Step 5: Solve for x
    x = 1,532,341,628.24/55,766.70
  6. Step 6: Final answer
    x = 27,477.72

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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.