Home / 12,701.90-17,528.63-6,959.33

Finding the Fourth Proportional to 12,701.90, 17,528.63 and 6,959.33

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Solution

The fourth proportional to 12,701.90, 17,528.63 and 6,959.33 is: 9,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.90 : 17,528.63 = 6,959.33 : x
  2. Step 2: Convert to fraction form
    12,701.90/17,528.63 = 6,959.33/x
  3. Step 3: Cross multiply
    12,701.90x = 17,528.63 × 6,959.33
  4. Step 4: Simplify right side
    12,701.90x = 121,987,398.18
  5. Step 5: Solve for x
    x = 121,987,398.18/12,701.90
  6. Step 6: Final answer
    x = 9,603.87

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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.