Home / 13,536.01-18,677.28-7,567.73

Finding the Fourth Proportional to 13,536.01, 18,677.28 and 7,567.73

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Solution

The fourth proportional to 13,536.01, 18,677.28 and 7,567.73 is: 10,442.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.01 : 18,677.28 = 7,567.73 : x
  2. Step 2: Convert to fraction form
    13,536.01/18,677.28 = 7,567.73/x
  3. Step 3: Cross multiply
    13,536.01x = 18,677.28 × 7,567.73
  4. Step 4: Simplify right side
    13,536.01x = 141,344,617.21
  5. Step 5: Solve for x
    x = 141,344,617.21/13,536.01
  6. Step 6: Final answer
    x = 10,442.12

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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.