Home / 33,140.64-49,643.84-15,346.24

Finding the Fourth Proportional to 33,140.64, 49,643.84 and 15,346.24

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Solution

The fourth proportional to 33,140.64, 49,643.84 and 15,346.24 is: 22,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.64 : 49,643.84 = 15,346.24 : x
  2. Step 2: Convert to fraction form
    33,140.64/49,643.84 = 15,346.24/x
  3. Step 3: Cross multiply
    33,140.64x = 49,643.84 × 15,346.24
  4. Step 4: Simplify right side
    33,140.64x = 761,846,283.16
  5. Step 5: Solve for x
    x = 761,846,283.16/33,140.64
  6. Step 6: Final answer
    x = 22,988.28

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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.