Home / 24,111.80-33,259.56-15,935.39

Finding the Fourth Proportional to 24,111.80, 33,259.56 and 15,935.39

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Solution

The fourth proportional to 24,111.80, 33,259.56 and 15,935.39 is: 21,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,111.80 : 33,259.56 = 15,935.39 : x
  2. Step 2: Convert to fraction form
    24,111.80/33,259.56 = 15,935.39/x
  3. Step 3: Cross multiply
    24,111.80x = 33,259.56 × 15,935.39
  4. Step 4: Simplify right side
    24,111.80x = 530,004,059.83
  5. Step 5: Solve for x
    x = 530,004,059.83/24,111.80
  6. Step 6: Final answer
    x = 21,981.11

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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.