Home / 13,888.26-20,832.53-3,500.01

Finding the Fourth Proportional to 13,888.26, 20,832.53 and 3,500.01

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Solution

The fourth proportional to 13,888.26, 20,832.53 and 3,500.01 is: 5,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.26 : 20,832.53 = 3,500.01 : x
  2. Step 2: Convert to fraction form
    13,888.26/20,832.53 = 3,500.01/x
  3. Step 3: Cross multiply
    13,888.26x = 20,832.53 × 3,500.01
  4. Step 4: Simplify right side
    13,888.26x = 72,914,045.83
  5. Step 5: Solve for x
    x = 72,914,045.83/13,888.26
  6. Step 6: Final answer
    x = 5,250.05

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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.