Home / 33,216.36-45,838.26-18,108.60

Finding the Fourth Proportional to 33,216.36, 45,838.26 and 18,108.60

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Solution

The fourth proportional to 33,216.36, 45,838.26 and 18,108.60 is: 24,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,216.36 : 45,838.26 = 18,108.60 : x
  2. Step 2: Convert to fraction form
    33,216.36/45,838.26 = 18,108.60/x
  3. Step 3: Cross multiply
    33,216.36x = 45,838.26 × 18,108.60
  4. Step 4: Simplify right side
    33,216.36x = 830,066,715.04
  5. Step 5: Solve for x
    x = 830,066,715.04/33,216.36
  6. Step 6: Final answer
    x = 24,989.70

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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.