Home / 45,538.47-68,316.84-17,457.39

Finding the Fourth Proportional to 45,538.47, 68,316.84 and 17,457.39

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Solution

The fourth proportional to 45,538.47, 68,316.84 and 17,457.39 is: 26,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,538.47 : 68,316.84 = 17,457.39 : x
  2. Step 2: Convert to fraction form
    45,538.47/68,316.84 = 17,457.39/x
  3. Step 3: Cross multiply
    45,538.47x = 68,316.84 × 17,457.39
  4. Step 4: Simplify right side
    45,538.47x = 1,192,633,719.45
  5. Step 5: Solve for x
    x = 1,192,633,719.45/45,538.47
  6. Step 6: Final answer
    x = 26,189.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.