Home / 36,544.12-54,816.19-12,869.15

Finding the Fourth Proportional to 36,544.12, 54,816.19 and 12,869.15

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Solution

The fourth proportional to 36,544.12, 54,816.19 and 12,869.15 is: 19,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.12 : 54,816.19 = 12,869.15 : x
  2. Step 2: Convert to fraction form
    36,544.12/54,816.19 = 12,869.15/x
  3. Step 3: Cross multiply
    36,544.12x = 54,816.19 × 12,869.15
  4. Step 4: Simplify right side
    36,544.12x = 705,437,465.28
  5. Step 5: Solve for x
    x = 705,437,465.28/36,544.12
  6. Step 6: Final answer
    x = 19,303.72

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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.