Home / 19,601.07-29,459.92-9,220.11

Finding the Fourth Proportional to 19,601.07, 29,459.92 and 9,220.11

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Solution

The fourth proportional to 19,601.07, 29,459.92 and 9,220.11 is: 13,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.07 : 29,459.92 = 9,220.11 : x
  2. Step 2: Convert to fraction form
    19,601.07/29,459.92 = 9,220.11/x
  3. Step 3: Cross multiply
    19,601.07x = 29,459.92 × 9,220.11
  4. Step 4: Simplify right side
    19,601.07x = 271,623,652.39
  5. Step 5: Solve for x
    x = 271,623,652.39/19,601.07
  6. Step 6: Final answer
    x = 13,857.59

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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.