Home / 33,113.44-45,695.64-18,967.60

Finding the Fourth Proportional to 33,113.44, 45,695.64 and 18,967.60

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Solution

The fourth proportional to 33,113.44, 45,695.64 and 18,967.60 is: 26,174.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,113.44 : 45,695.64 = 18,967.60 : x
  2. Step 2: Convert to fraction form
    33,113.44/45,695.64 = 18,967.60/x
  3. Step 3: Cross multiply
    33,113.44x = 45,695.64 × 18,967.60
  4. Step 4: Simplify right side
    33,113.44x = 866,736,621.26
  5. Step 5: Solve for x
    x = 866,736,621.26/33,113.44
  6. Step 6: Final answer
    x = 26,174.77

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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.