Home / 23,955.21-33,047.03-15,455.13

Finding the Fourth Proportional to 23,955.21, 33,047.03 and 15,455.13

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Solution

The fourth proportional to 23,955.21, 33,047.03 and 15,455.13 is: 21,320.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,955.21 : 33,047.03 = 15,455.13 : x
  2. Step 2: Convert to fraction form
    23,955.21/33,047.03 = 15,455.13/x
  3. Step 3: Cross multiply
    23,955.21x = 33,047.03 × 15,455.13
  4. Step 4: Simplify right side
    23,955.21x = 510,746,067.49
  5. Step 5: Solve for x
    x = 510,746,067.49/23,955.21
  6. Step 6: Final answer
    x = 21,320.88

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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.