Home / 13,502.23-20,253.26-7,265.18

Finding the Fourth Proportional to 13,502.23, 20,253.26 and 7,265.18

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Solution

The fourth proportional to 13,502.23, 20,253.26 and 7,265.18 is: 10,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502.23 : 20,253.26 = 7,265.18 : x
  2. Step 2: Convert to fraction form
    13,502.23/20,253.26 = 7,265.18/x
  3. Step 3: Cross multiply
    13,502.23x = 20,253.26 × 7,265.18
  4. Step 4: Simplify right side
    13,502.23x = 147,143,607.42
  5. Step 5: Solve for x
    x = 147,143,607.42/13,502.23
  6. Step 6: Final answer
    x = 10,897.72

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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.