Home / 13,307.36-19,961.23-6,380.24

Finding the Fourth Proportional to 13,307.36, 19,961.23 and 6,380.24

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Solution

The fourth proportional to 13,307.36, 19,961.23 and 6,380.24 is: 9,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307.36 : 19,961.23 = 6,380.24 : x
  2. Step 2: Convert to fraction form
    13,307.36/19,961.23 = 6,380.24/x
  3. Step 3: Cross multiply
    13,307.36x = 19,961.23 × 6,380.24
  4. Step 4: Simplify right side
    13,307.36x = 127,357,438.10
  5. Step 5: Solve for x
    x = 127,357,438.10/13,307.36
  6. Step 6: Final answer
    x = 9,570.45

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Similar ratio
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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.