Home / 45,143.37-62,278.53-27,228.17

Finding the Fourth Proportional to 45,143.37, 62,278.53 and 27,228.17

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Solution

The fourth proportional to 45,143.37, 62,278.53 and 27,228.17 is: 37,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,143.37 : 62,278.53 = 27,228.17 : x
  2. Step 2: Convert to fraction form
    45,143.37/62,278.53 = 27,228.17/x
  3. Step 3: Cross multiply
    45,143.37x = 62,278.53 × 27,228.17
  4. Step 4: Simplify right side
    45,143.37x = 1,695,730,266.05
  5. Step 5: Solve for x
    x = 1,695,730,266.05/45,143.37
  6. Step 6: Final answer
    x = 37,563.22

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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.