Home / 45,266.80-67,875.42-15,682.12

Finding the Fourth Proportional to 45,266.80, 67,875.42 and 15,682.12

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Solution

The fourth proportional to 45,266.80, 67,875.42 and 15,682.12 is: 23,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,266.80 : 67,875.42 = 15,682.12 : x
  2. Step 2: Convert to fraction form
    45,266.80/67,875.42 = 15,682.12/x
  3. Step 3: Cross multiply
    45,266.80x = 67,875.42 × 15,682.12
  4. Step 4: Simplify right side
    45,266.80x = 1,064,430,481.49
  5. Step 5: Solve for x
    x = 1,064,430,481.49/45,266.80
  6. Step 6: Final answer
    x = 23,514.60

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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.