Home / 45,197.66-67,796.53-18,538.74

Finding the Fourth Proportional to 45,197.66, 67,796.53 and 18,538.74

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Solution

The fourth proportional to 45,197.66, 67,796.53 and 18,538.74 is: 27,808.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,197.66 : 67,796.53 = 18,538.74 : x
  2. Step 2: Convert to fraction form
    45,197.66/67,796.53 = 18,538.74/x
  3. Step 3: Cross multiply
    45,197.66x = 67,796.53 × 18,538.74
  4. Step 4: Simplify right side
    45,197.66x = 1,256,862,196.23
  5. Step 5: Solve for x
    x = 1,256,862,196.23/45,197.66
  6. Step 6: Final answer
    x = 27,808.12

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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.