Home / 33,127.32-49,724.70-14,415.72

Finding the Fourth Proportional to 33,127.32, 49,724.70 and 14,415.72

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Solution

The fourth proportional to 33,127.32, 49,724.70 and 14,415.72 is: 21,638.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.32 : 49,724.70 = 14,415.72 : x
  2. Step 2: Convert to fraction form
    33,127.32/49,724.70 = 14,415.72/x
  3. Step 3: Cross multiply
    33,127.32x = 49,724.70 × 14,415.72
  4. Step 4: Simplify right side
    33,127.32x = 716,817,352.28
  5. Step 5: Solve for x
    x = 716,817,352.28/33,127.32
  6. Step 6: Final answer
    x = 21,638.25

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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.