Home / 11,426.36-15,733.31-10,002.07

Finding the Fourth Proportional to 11,426.36, 15,733.31 and 10,002.07

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Solution

The fourth proportional to 11,426.36, 15,733.31 and 10,002.07 is: 13,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.36 : 15,733.31 = 10,002.07 : x
  2. Step 2: Convert to fraction form
    11,426.36/15,733.31 = 10,002.07/x
  3. Step 3: Cross multiply
    11,426.36x = 15,733.31 × 10,002.07
  4. Step 4: Simplify right side
    11,426.36x = 157,365,578.61
  5. Step 5: Solve for x
    x = 157,365,578.61/11,426.36
  6. Step 6: Final answer
    x = 13,772.16

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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.