Home / 36,267.18-54,367.93-12,888.15

Finding the Fourth Proportional to 36,267.18, 54,367.93 and 12,888.15

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Solution

The fourth proportional to 36,267.18, 54,367.93 and 12,888.15 is: 19,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,267.18 : 54,367.93 = 12,888.15 : x
  2. Step 2: Convert to fraction form
    36,267.18/54,367.93 = 12,888.15/x
  3. Step 3: Cross multiply
    36,267.18x = 54,367.93 × 12,888.15
  4. Step 4: Simplify right side
    36,267.18x = 700,702,037.03
  5. Step 5: Solve for x
    x = 700,702,037.03/36,267.18
  6. Step 6: Final answer
    x = 19,320.55

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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.