Home / 47,004.25-70,498.80-13,716.51

Finding the Fourth Proportional to 47,004.25, 70,498.80 and 13,716.51

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Solution

The fourth proportional to 47,004.25, 70,498.80 and 13,716.51 is: 20,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,004.25 : 70,498.80 = 13,716.51 : x
  2. Step 2: Convert to fraction form
    47,004.25/70,498.80 = 13,716.51/x
  3. Step 3: Cross multiply
    47,004.25x = 70,498.80 × 13,716.51
  4. Step 4: Simplify right side
    47,004.25x = 966,997,495.19
  5. Step 5: Solve for x
    x = 966,997,495.19/47,004.25
  6. Step 6: Final answer
    x = 20,572.56

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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.