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Finding the Fourth Proportional to 47,097.51, 70,646.09 and 12,037.11

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Solution

The fourth proportional to 47,097.51, 70,646.09 and 12,037.11 is: 18,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,097.51 : 70,646.09 = 12,037.11 : x
  2. Step 2: Convert to fraction form
    47,097.51/70,646.09 = 12,037.11/x
  3. Step 3: Cross multiply
    47,097.51x = 70,646.09 × 12,037.11
  4. Step 4: Simplify right side
    47,097.51x = 850,374,696.21
  5. Step 5: Solve for x
    x = 850,374,696.21/47,097.51
  6. Step 6: Final answer
    x = 18,055.62

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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.