Home / 33,045.10-45,602.28-19,619.03

Finding the Fourth Proportional to 33,045.10, 45,602.28 and 19,619.03

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Solution

The fourth proportional to 33,045.10, 45,602.28 and 19,619.03 is: 27,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.10 : 45,602.28 = 19,619.03 : x
  2. Step 2: Convert to fraction form
    33,045.10/45,602.28 = 19,619.03/x
  3. Step 3: Cross multiply
    33,045.10x = 45,602.28 × 19,619.03
  4. Step 4: Simplify right side
    33,045.10x = 894,672,613.39
  5. Step 5: Solve for x
    x = 894,672,613.39/33,045.10
  6. Step 6: Final answer
    x = 27,074.29

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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.