Home / 12,677.34-17,473.77-9,528.06

Finding the Fourth Proportional to 12,677.34, 17,473.77 and 9,528.06

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Solution

The fourth proportional to 12,677.34, 17,473.77 and 9,528.06 is: 13,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677.34 : 17,473.77 = 9,528.06 : x
  2. Step 2: Convert to fraction form
    12,677.34/17,473.77 = 9,528.06/x
  3. Step 3: Cross multiply
    12,677.34x = 17,473.77 × 9,528.06
  4. Step 4: Simplify right side
    12,677.34x = 166,491,128.99
  5. Step 5: Solve for x
    x = 166,491,128.99/12,677.34
  6. Step 6: Final answer
    x = 13,132.97

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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.