Home / 12,701.94-17,528.84-7,397.25

Finding the Fourth Proportional to 12,701.94, 17,528.84 and 7,397.25

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Solution

The fourth proportional to 12,701.94, 17,528.84 and 7,397.25 is: 10,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.94 : 17,528.84 = 7,397.25 : x
  2. Step 2: Convert to fraction form
    12,701.94/17,528.84 = 7,397.25/x
  3. Step 3: Cross multiply
    12,701.94x = 17,528.84 × 7,397.25
  4. Step 4: Simplify right side
    12,701.94x = 129,665,211.69
  5. Step 5: Solve for x
    x = 129,665,211.69/12,701.94
  6. Step 6: Final answer
    x = 10,208.30

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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.