Home / 15,764.46-23,649.48-5,235.12

Finding the Fourth Proportional to 15,764.46, 23,649.48 and 5,235.12

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Solution

The fourth proportional to 15,764.46, 23,649.48 and 5,235.12 is: 7,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.46 : 23,649.48 = 5,235.12 : x
  2. Step 2: Convert to fraction form
    15,764.46/23,649.48 = 5,235.12/x
  3. Step 3: Cross multiply
    15,764.46x = 23,649.48 × 5,235.12
  4. Step 4: Simplify right side
    15,764.46x = 123,807,865.74
  5. Step 5: Solve for x
    x = 123,807,865.74/15,764.46
  6. Step 6: Final answer
    x = 7,853.61

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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.