Home / 35,112.31-52,621.99-18,438.26

Finding the Fourth Proportional to 35,112.31, 52,621.99 and 18,438.26

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Solution

The fourth proportional to 35,112.31, 52,621.99 and 18,438.26 is: 27,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,112.31 : 52,621.99 = 18,438.26 : x
  2. Step 2: Convert to fraction form
    35,112.31/52,621.99 = 18,438.26/x
  3. Step 3: Cross multiply
    35,112.31x = 52,621.99 × 18,438.26
  4. Step 4: Simplify right side
    35,112.31x = 970,257,624.13
  5. Step 5: Solve for x
    x = 970,257,624.13/35,112.31
  6. Step 6: Final answer
    x = 27,632.98

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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.