Home / 31,748.04-47,622.60-12,035.88

Finding the Fourth Proportional to 31,748.04, 47,622.60 and 12,035.88

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Solution

The fourth proportional to 31,748.04, 47,622.60 and 12,035.88 is: 18,054.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.04 : 47,622.60 = 12,035.88 : x
  2. Step 2: Convert to fraction form
    31,748.04/47,622.60 = 12,035.88/x
  3. Step 3: Cross multiply
    31,748.04x = 47,622.60 × 12,035.88
  4. Step 4: Simplify right side
    31,748.04x = 573,179,898.89
  5. Step 5: Solve for x
    x = 573,179,898.89/31,748.04
  6. Step 6: Final answer
    x = 18,054.02

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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.