Home / 15,475.54-23,214.12-3,788.86

Finding the Fourth Proportional to 15,475.54, 23,214.12 and 3,788.86

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Solution

The fourth proportional to 15,475.54, 23,214.12 and 3,788.86 is: 5,683.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.54 : 23,214.12 = 3,788.86 : x
  2. Step 2: Convert to fraction form
    15,475.54/23,214.12 = 3,788.86/x
  3. Step 3: Cross multiply
    15,475.54x = 23,214.12 × 3,788.86
  4. Step 4: Simplify right side
    15,475.54x = 87,955,050.70
  5. Step 5: Solve for x
    x = 87,955,050.70/15,475.54
  6. Step 6: Final answer
    x = 5,683.49

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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.