Home / 14,017.48-19,344.04-7,729.84

Finding the Fourth Proportional to 14,017.48, 19,344.04 and 7,729.84

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Solution

The fourth proportional to 14,017.48, 19,344.04 and 7,729.84 is: 10,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.48 : 19,344.04 = 7,729.84 : x
  2. Step 2: Convert to fraction form
    14,017.48/19,344.04 = 7,729.84/x
  3. Step 3: Cross multiply
    14,017.48x = 19,344.04 × 7,729.84
  4. Step 4: Simplify right side
    14,017.48x = 149,526,334.15
  5. Step 5: Solve for x
    x = 149,526,334.15/14,017.48
  6. Step 6: Final answer
    x = 10,667.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.