Home / 35,752.44-53,628.62-12,378.86

Finding the Fourth Proportional to 35,752.44, 53,628.62 and 12,378.86

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Solution

The fourth proportional to 35,752.44, 53,628.62 and 12,378.86 is: 18,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,752.44 : 53,628.62 = 12,378.86 : x
  2. Step 2: Convert to fraction form
    35,752.44/53,628.62 = 12,378.86/x
  3. Step 3: Cross multiply
    35,752.44x = 53,628.62 × 12,378.86
  4. Step 4: Simplify right side
    35,752.44x = 663,860,848.94
  5. Step 5: Solve for x
    x = 663,860,848.94/35,752.44
  6. Step 6: Final answer
    x = 18,568.27

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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.