Home / 36,785.03-55,178.04-10,489.77

Finding the Fourth Proportional to 36,785.03, 55,178.04 and 10,489.77

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Solution

The fourth proportional to 36,785.03, 55,178.04 and 10,489.77 is: 15,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.03 : 55,178.04 = 10,489.77 : x
  2. Step 2: Convert to fraction form
    36,785.03/55,178.04 = 10,489.77/x
  3. Step 3: Cross multiply
    36,785.03x = 55,178.04 × 10,489.77
  4. Step 4: Simplify right side
    36,785.03x = 578,804,948.65
  5. Step 5: Solve for x
    x = 578,804,948.65/36,785.03
  6. Step 6: Final answer
    x = 15,734.80

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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.