Home / 12,534.39-17,258.00-9,540.63

Finding the Fourth Proportional to 12,534.39, 17,258.00 and 9,540.63

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Solution

The fourth proportional to 12,534.39, 17,258.00 and 9,540.63 is: 13,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.39 : 17,258.00 = 9,540.63 : x
  2. Step 2: Convert to fraction form
    12,534.39/17,258.00 = 9,540.63/x
  3. Step 3: Cross multiply
    12,534.39x = 17,258.00 × 9,540.63
  4. Step 4: Simplify right side
    12,534.39x = 164,652,144.84
  5. Step 5: Solve for x
    x = 164,652,144.84/12,534.39
  6. Step 6: Final answer
    x = 13,136.03

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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.