Home / 45,493.08-68,247.72-15,505.65

Finding the Fourth Proportional to 45,493.08, 68,247.72 and 15,505.65

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Solution

The fourth proportional to 45,493.08, 68,247.72 and 15,505.65 is: 23,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.08 : 68,247.72 = 15,505.65 : x
  2. Step 2: Convert to fraction form
    45,493.08/68,247.72 = 15,505.65/x
  3. Step 3: Cross multiply
    45,493.08x = 68,247.72 × 15,505.65
  4. Step 4: Simplify right side
    45,493.08x = 1,058,225,259.62
  5. Step 5: Solve for x
    x = 1,058,225,259.62/45,493.08
  6. Step 6: Final answer
    x = 23,261.24

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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.