Home / 12,701.37-17,528.18-7,394.25

Finding the Fourth Proportional to 12,701.37, 17,528.18 and 7,394.25

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Solution

The fourth proportional to 12,701.37, 17,528.18 and 7,394.25 is: 10,204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.37 : 17,528.18 = 7,394.25 : x
  2. Step 2: Convert to fraction form
    12,701.37/17,528.18 = 7,394.25/x
  3. Step 3: Cross multiply
    12,701.37x = 17,528.18 × 7,394.25
  4. Step 4: Simplify right side
    12,701.37x = 129,607,744.97
  5. Step 5: Solve for x
    x = 129,607,744.97/12,701.37
  6. Step 6: Final answer
    x = 10,204.23

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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.