Home / 34,780.86-52,170.36-9,822.62

Finding the Fourth Proportional to 34,780.86, 52,170.36 and 9,822.62

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Solution

The fourth proportional to 34,780.86, 52,170.36 and 9,822.62 is: 14,733.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780.86 : 52,170.36 = 9,822.62 : x
  2. Step 2: Convert to fraction form
    34,780.86/52,170.36 = 9,822.62/x
  3. Step 3: Cross multiply
    34,780.86x = 52,170.36 × 9,822.62
  4. Step 4: Simplify right side
    34,780.86x = 512,449,621.54
  5. Step 5: Solve for x
    x = 512,449,621.54/34,780.86
  6. Step 6: Final answer
    x = 14,733.67

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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.