Home / 19,599.08-29,398.48-7,912.12

Finding the Fourth Proportional to 19,599.08, 29,398.48 and 7,912.12

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Solution

The fourth proportional to 19,599.08, 29,398.48 and 7,912.12 is: 11,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.08 : 29,398.48 = 7,912.12 : x
  2. Step 2: Convert to fraction form
    19,599.08/29,398.48 = 7,912.12/x
  3. Step 3: Cross multiply
    19,599.08x = 29,398.48 × 7,912.12
  4. Step 4: Simplify right side
    19,599.08x = 232,604,301.58
  5. Step 5: Solve for x
    x = 232,604,301.58/19,599.08
  6. Step 6: Final answer
    x = 11,868.12

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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.