Home / 33,225.60-45,851.04-18,118.50

Finding the Fourth Proportional to 33,225.60, 45,851.04 and 18,118.50

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Solution

The fourth proportional to 33,225.60, 45,851.04 and 18,118.50 is: 25,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,225.60 : 45,851.04 = 18,118.50 : x
  2. Step 2: Convert to fraction form
    33,225.60/45,851.04 = 18,118.50/x
  3. Step 3: Cross multiply
    33,225.60x = 45,851.04 × 18,118.50
  4. Step 4: Simplify right side
    33,225.60x = 830,752,068.24
  5. Step 5: Solve for x
    x = 830,752,068.24/33,225.60
  6. Step 6: Final answer
    x = 25,003.37

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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.