Home / 33,307.71-45,964.08-18,200.04

Finding the Fourth Proportional to 33,307.71, 45,964.08 and 18,200.04

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Solution

The fourth proportional to 33,307.71, 45,964.08 and 18,200.04 is: 25,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.71 : 45,964.08 = 18,200.04 : x
  2. Step 2: Convert to fraction form
    33,307.71/45,964.08 = 18,200.04/x
  3. Step 3: Cross multiply
    33,307.71x = 45,964.08 × 18,200.04
  4. Step 4: Simplify right side
    33,307.71x = 836,547,922.20
  5. Step 5: Solve for x
    x = 836,547,922.20/33,307.71
  6. Step 6: Final answer
    x = 25,115.75

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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.