Home / 23,730.92-32,748.48-13,120.34

Finding the Fourth Proportional to 23,730.92, 32,748.48 and 13,120.34

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Solution

The fourth proportional to 23,730.92, 32,748.48 and 13,120.34 is: 18,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.92 : 32,748.48 = 13,120.34 : x
  2. Step 2: Convert to fraction form
    23,730.92/32,748.48 = 13,120.34/x
  3. Step 3: Cross multiply
    23,730.92x = 32,748.48 × 13,120.34
  4. Step 4: Simplify right side
    23,730.92x = 429,671,192.08
  5. Step 5: Solve for x
    x = 429,671,192.08/23,730.92
  6. Step 6: Final answer
    x = 18,105.96

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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.