Home / 36,779.70-55,182.91-18,057.74

Finding the Fourth Proportional to 36,779.70, 55,182.91 and 18,057.74

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Solution

The fourth proportional to 36,779.70, 55,182.91 and 18,057.74 is: 27,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.70 : 55,182.91 = 18,057.74 : x
  2. Step 2: Convert to fraction form
    36,779.70/55,182.91 = 18,057.74/x
  3. Step 3: Cross multiply
    36,779.70x = 55,182.91 × 18,057.74
  4. Step 4: Simplify right side
    36,779.70x = 996,478,641.22
  5. Step 5: Solve for x
    x = 996,478,641.22/36,779.70
  6. Step 6: Final answer
    x = 27,093.17

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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.