Home / 34,633.60-47,790.11-19,316.57

Finding the Fourth Proportional to 34,633.60, 47,790.11 and 19,316.57

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Solution

The fourth proportional to 34,633.60, 47,790.11 and 19,316.57 is: 26,654.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,633.60 : 47,790.11 = 19,316.57 : x
  2. Step 2: Convert to fraction form
    34,633.60/47,790.11 = 19,316.57/x
  3. Step 3: Cross multiply
    34,633.60x = 47,790.11 × 19,316.57
  4. Step 4: Simplify right side
    34,633.60x = 923,140,814.46
  5. Step 5: Solve for x
    x = 923,140,814.46/34,633.60
  6. Step 6: Final answer
    x = 26,654.49

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Double scale
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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.