Home / 35,422.62-53,127.78-13,236.18

Finding the Fourth Proportional to 35,422.62, 53,127.78 and 13,236.18

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Solution

The fourth proportional to 35,422.62, 53,127.78 and 13,236.18 is: 19,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.62 : 53,127.78 = 13,236.18 : x
  2. Step 2: Convert to fraction form
    35,422.62/53,127.78 = 13,236.18/x
  3. Step 3: Cross multiply
    35,422.62x = 53,127.78 × 13,236.18
  4. Step 4: Simplify right side
    35,422.62x = 703,208,859.08
  5. Step 5: Solve for x
    x = 703,208,859.08/35,422.62
  6. Step 6: Final answer
    x = 19,851.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.