Home / 15,351.79-23,027.72-4,259.07

Finding the Fourth Proportional to 15,351.79, 23,027.72 and 4,259.07

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Solution

The fourth proportional to 15,351.79, 23,027.72 and 4,259.07 is: 6,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351.79 : 23,027.72 = 4,259.07 : x
  2. Step 2: Convert to fraction form
    15,351.79/23,027.72 = 4,259.07/x
  3. Step 3: Cross multiply
    15,351.79x = 23,027.72 × 4,259.07
  4. Step 4: Simplify right side
    15,351.79x = 98,076,671.42
  5. Step 5: Solve for x
    x = 98,076,671.42/15,351.79
  6. Step 6: Final answer
    x = 6,388.61

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Similar ratio
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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.