Home / 24,290.28-33,534.81-15,921.36

Finding the Fourth Proportional to 24,290.28, 33,534.81 and 15,921.36

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Solution

The fourth proportional to 24,290.28, 33,534.81 and 15,921.36 is: 21,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.28 : 33,534.81 = 15,921.36 : x
  2. Step 2: Convert to fraction form
    24,290.28/33,534.81 = 15,921.36/x
  3. Step 3: Cross multiply
    24,290.28x = 33,534.81 × 15,921.36
  4. Step 4: Simplify right side
    24,290.28x = 533,919,782.54
  5. Step 5: Solve for x
    x = 533,919,782.54/24,290.28
  6. Step 6: Final answer
    x = 21,980.80

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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.