Home / 13,525.30-18,679.17-10,350.10

Finding the Fourth Proportional to 13,525.30, 18,679.17 and 10,350.10

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Solution

The fourth proportional to 13,525.30, 18,679.17 and 10,350.10 is: 14,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.30 : 18,679.17 = 10,350.10 : x
  2. Step 2: Convert to fraction form
    13,525.30/18,679.17 = 10,350.10/x
  3. Step 3: Cross multiply
    13,525.30x = 18,679.17 × 10,350.10
  4. Step 4: Simplify right side
    13,525.30x = 193,331,277.42
  5. Step 5: Solve for x
    x = 193,331,277.42/13,525.30
  6. Step 6: Final answer
    x = 14,294.05

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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.