Home / 19,601.04-29,401.50-7,914.12

Finding the Fourth Proportional to 19,601.04, 29,401.50 and 7,914.12

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Solution

The fourth proportional to 19,601.04, 29,401.50 and 7,914.12 is: 11,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.04 : 29,401.50 = 7,914.12 : x
  2. Step 2: Convert to fraction form
    19,601.04/29,401.50 = 7,914.12/x
  3. Step 3: Cross multiply
    19,601.04x = 29,401.50 × 7,914.12
  4. Step 4: Simplify right side
    19,601.04x = 232,686,999.18
  5. Step 5: Solve for x
    x = 232,686,999.18/19,601.04
  6. Step 6: Final answer
    x = 11,871.16

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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.