Home / 36,855.60-55,295.08-13,162.60

Finding the Fourth Proportional to 36,855.60, 55,295.08 and 13,162.60

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Solution

The fourth proportional to 36,855.60, 55,295.08 and 13,162.60 is: 19,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,855.60 : 55,295.08 = 13,162.60 : x
  2. Step 2: Convert to fraction form
    36,855.60/55,295.08 = 13,162.60/x
  3. Step 3: Cross multiply
    36,855.60x = 55,295.08 × 13,162.60
  4. Step 4: Simplify right side
    36,855.60x = 727,827,020.01
  5. Step 5: Solve for x
    x = 727,827,020.01/36,855.60
  6. Step 6: Final answer
    x = 19,748.07

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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.