Home / 47,699.58-71,541.81-28,734.51

Finding the Fourth Proportional to 47,699.58, 71,541.81 and 28,734.51

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Solution

The fourth proportional to 47,699.58, 71,541.81 and 28,734.51 is: 43,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.58 : 71,541.81 = 28,734.51 : x
  2. Step 2: Convert to fraction form
    47,699.58/71,541.81 = 28,734.51/x
  3. Step 3: Cross multiply
    47,699.58x = 71,541.81 × 28,734.51
  4. Step 4: Simplify right side
    47,699.58x = 2,055,718,854.86
  5. Step 5: Solve for x
    x = 2,055,718,854.86/47,699.58
  6. Step 6: Final answer
    x = 43,097.21

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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.