Home / 12,634.13-17,434.35-7,256.84

Finding the Fourth Proportional to 12,634.13, 17,434.35 and 7,256.84

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Solution

The fourth proportional to 12,634.13, 17,434.35 and 7,256.84 is: 10,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.13 : 17,434.35 = 7,256.84 : x
  2. Step 2: Convert to fraction form
    12,634.13/17,434.35 = 7,256.84/x
  3. Step 3: Cross multiply
    12,634.13x = 17,434.35 × 7,256.84
  4. Step 4: Simplify right side
    12,634.13x = 126,518,288.45
  5. Step 5: Solve for x
    x = 126,518,288.45/12,634.13
  6. Step 6: Final answer
    x = 10,014.01

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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.