Home / 36,178.65-54,151.34-18,624.33

Finding the Fourth Proportional to 36,178.65, 54,151.34 and 18,624.33

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Solution

The fourth proportional to 36,178.65, 54,151.34 and 18,624.33 is: 27,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.65 : 54,151.34 = 18,624.33 : x
  2. Step 2: Convert to fraction form
    36,178.65/54,151.34 = 18,624.33/x
  3. Step 3: Cross multiply
    36,178.65x = 54,151.34 × 18,624.33
  4. Step 4: Simplify right side
    36,178.65x = 1,008,532,332.98
  5. Step 5: Solve for x
    x = 1,008,532,332.98/36,178.65
  6. Step 6: Final answer
    x = 27,876.45

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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.