Home / 13,333.24-19,999.87-3,973.02

Finding the Fourth Proportional to 13,333.24, 19,999.87 and 3,973.02

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Solution

The fourth proportional to 13,333.24, 19,999.87 and 3,973.02 is: 5,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.24 : 19,999.87 = 3,973.02 : x
  2. Step 2: Convert to fraction form
    13,333.24/19,999.87 = 3,973.02/x
  3. Step 3: Cross multiply
    13,333.24x = 19,999.87 × 3,973.02
  4. Step 4: Simplify right side
    13,333.24x = 79,459,863.64
  5. Step 5: Solve for x
    x = 79,459,863.64/13,333.24
  6. Step 6: Final answer
    x = 5,959.53

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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.