Home / 19,748.96-29,623.44-7,908.07

Finding the Fourth Proportional to 19,748.96, 29,623.44 and 7,908.07

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Solution

The fourth proportional to 19,748.96, 29,623.44 and 7,908.07 is: 11,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.96 : 29,623.44 = 7,908.07 : x
  2. Step 2: Convert to fraction form
    19,748.96/29,623.44 = 7,908.07/x
  3. Step 3: Cross multiply
    19,748.96x = 29,623.44 × 7,908.07
  4. Step 4: Simplify right side
    19,748.96x = 234,264,237.16
  5. Step 5: Solve for x
    x = 234,264,237.16/19,748.96
  6. Step 6: Final answer
    x = 11,862.11

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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.