Home / 34,861.04-48,112.32-20,713.88

Finding the Fourth Proportional to 34,861.04, 48,112.32 and 20,713.88

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Solution

The fourth proportional to 34,861.04, 48,112.32 and 20,713.88 is: 28,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.04 : 48,112.32 = 20,713.88 : x
  2. Step 2: Convert to fraction form
    34,861.04/48,112.32 = 20,713.88/x
  3. Step 3: Cross multiply
    34,861.04x = 48,112.32 × 20,713.88
  4. Step 4: Simplify right side
    34,861.04x = 996,592,823.00
  5. Step 5: Solve for x
    x = 996,592,823.00/34,861.04
  6. Step 6: Final answer
    x = 28,587.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.