Home / 15,778.35-23,663.46-4,682.40

Finding the Fourth Proportional to 15,778.35, 23,663.46 and 4,682.40

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Solution

The fourth proportional to 15,778.35, 23,663.46 and 4,682.40 is: 7,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.35 : 23,663.46 = 4,682.40 : x
  2. Step 2: Convert to fraction form
    15,778.35/23,663.46 = 4,682.40/x
  3. Step 3: Cross multiply
    15,778.35x = 23,663.46 × 4,682.40
  4. Step 4: Simplify right side
    15,778.35x = 110,801,785.10
  5. Step 5: Solve for x
    x = 110,801,785.10/15,778.35
  6. Step 6: Final answer
    x = 7,022.39

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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.