Home / 36,776.09-55,158.67-13,397.06

Finding the Fourth Proportional to 36,776.09, 55,158.67 and 13,397.06

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Solution

The fourth proportional to 36,776.09, 55,158.67 and 13,397.06 is: 20,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776.09 : 55,158.67 = 13,397.06 : x
  2. Step 2: Convert to fraction form
    36,776.09/55,158.67 = 13,397.06/x
  3. Step 3: Cross multiply
    36,776.09x = 55,158.67 × 13,397.06
  4. Step 4: Simplify right side
    36,776.09x = 738,964,166.15
  5. Step 5: Solve for x
    x = 738,964,166.15/36,776.09
  6. Step 6: Final answer
    x = 20,093.60

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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.