Home / 55,360.55-83,054.00-17,920.62

Finding the Fourth Proportional to 55,360.55, 83,054.00 and 17,920.62

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Solution

The fourth proportional to 55,360.55, 83,054.00 and 17,920.62 is: 26,885.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.55 : 83,054.00 = 17,920.62 : x
  2. Step 2: Convert to fraction form
    55,360.55/83,054.00 = 17,920.62/x
  3. Step 3: Cross multiply
    55,360.55x = 83,054.00 × 17,920.62
  4. Step 4: Simplify right side
    55,360.55x = 1,488,379,218.28
  5. Step 5: Solve for x
    x = 1,488,379,218.28/55,360.55
  6. Step 6: Final answer
    x = 26,885.19

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1.5x scale

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.