Home / 36,266.18-54,366.44-12,887.15

Finding the Fourth Proportional to 36,266.18, 54,366.44 and 12,887.15

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Solution

The fourth proportional to 36,266.18, 54,366.44 and 12,887.15 is: 19,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,266.18 : 54,366.44 = 12,887.15 : x
  2. Step 2: Convert to fraction form
    36,266.18/54,366.44 = 12,887.15/x
  3. Step 3: Cross multiply
    36,266.18x = 54,366.44 × 12,887.15
  4. Step 4: Simplify right side
    36,266.18x = 700,628,130.98
  5. Step 5: Solve for x
    x = 700,628,130.98/36,266.18
  6. Step 6: Final answer
    x = 19,319.05

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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.