Home / 45,126.39-67,677.10-25,111.29

Finding the Fourth Proportional to 45,126.39, 67,677.10 and 25,111.29

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Solution

The fourth proportional to 45,126.39, 67,677.10 and 25,111.29 is: 37,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,126.39 : 67,677.10 = 25,111.29 : x
  2. Step 2: Convert to fraction form
    45,126.39/67,677.10 = 25,111.29/x
  3. Step 3: Cross multiply
    45,126.39x = 67,677.10 × 25,111.29
  4. Step 4: Simplify right side
    45,126.39x = 1,699,459,284.46
  5. Step 5: Solve for x
    x = 1,699,459,284.46/45,126.39
  6. Step 6: Final answer
    x = 37,659.99

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1.5x scale

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.