Home / 36,808.70-55,213.95-13,435.13

Finding the Fourth Proportional to 36,808.70, 55,213.95 and 13,435.13

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Solution

The fourth proportional to 36,808.70, 55,213.95 and 13,435.13 is: 20,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808.70 : 55,213.95 = 13,435.13 : x
  2. Step 2: Convert to fraction form
    36,808.70/55,213.95 = 13,435.13/x
  3. Step 3: Cross multiply
    36,808.70x = 55,213.95 × 13,435.13
  4. Step 4: Simplify right side
    36,808.70x = 741,806,596.06
  5. Step 5: Solve for x
    x = 741,806,596.06/36,808.70
  6. Step 6: Final answer
    x = 20,153.02

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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.