Home / 15,110.97-20,846.44-10,070.28

Finding the Fourth Proportional to 15,110.97, 20,846.44 and 10,070.28

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Solution

The fourth proportional to 15,110.97, 20,846.44 and 10,070.28 is: 13,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.97 : 20,846.44 = 10,070.28 : x
  2. Step 2: Convert to fraction form
    15,110.97/20,846.44 = 10,070.28/x
  3. Step 3: Cross multiply
    15,110.97x = 20,846.44 × 10,070.28
  4. Step 4: Simplify right side
    15,110.97x = 209,929,487.80
  5. Step 5: Solve for x
    x = 209,929,487.80/15,110.97
  6. Step 6: Final answer
    x = 13,892.52

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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.