Home / 12,634.60-17,434.32-7,328.32

Finding the Fourth Proportional to 12,634.60, 17,434.32 and 7,328.32

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Solution

The fourth proportional to 12,634.60, 17,434.32 and 7,328.32 is: 10,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.60 : 17,434.32 = 7,328.32 : x
  2. Step 2: Convert to fraction form
    12,634.60/17,434.32 = 7,328.32/x
  3. Step 3: Cross multiply
    12,634.60x = 17,434.32 × 7,328.32
  4. Step 4: Simplify right side
    12,634.60x = 127,764,275.94
  5. Step 5: Solve for x
    x = 127,764,275.94/12,634.60
  6. Step 6: Final answer
    x = 10,112.25

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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.