Home / 47,208.32-70,788.08-13,924.14

Finding the Fourth Proportional to 47,208.32, 70,788.08 and 13,924.14

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Solution

The fourth proportional to 47,208.32, 70,788.08 and 13,924.14 is: 20,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,208.32 : 70,788.08 = 13,924.14 : x
  2. Step 2: Convert to fraction form
    47,208.32/70,788.08 = 13,924.14/x
  3. Step 3: Cross multiply
    47,208.32x = 70,788.08 × 13,924.14
  4. Step 4: Simplify right side
    47,208.32x = 985,662,712.69
  5. Step 5: Solve for x
    x = 985,662,712.69/47,208.32
  6. Step 6: Final answer
    x = 20,879.00

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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.