Home / 45,618.66-68,438.66-15,633.23

Finding the Fourth Proportional to 45,618.66, 68,438.66 and 15,633.23

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Solution

The fourth proportional to 45,618.66, 68,438.66 and 15,633.23 is: 23,453.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,618.66 : 68,438.66 = 15,633.23 : x
  2. Step 2: Convert to fraction form
    45,618.66/68,438.66 = 15,633.23/x
  3. Step 3: Cross multiply
    45,618.66x = 68,438.66 × 15,633.23
  4. Step 4: Simplify right side
    45,618.66x = 1,069,916,892.31
  5. Step 5: Solve for x
    x = 1,069,916,892.31/45,618.66
  6. Step 6: Final answer
    x = 23,453.49

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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.