Home / 47,775.75-71,663.79-14,496.09

Finding the Fourth Proportional to 47,775.75, 71,663.79 and 14,496.09

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Solution

The fourth proportional to 47,775.75, 71,663.79 and 14,496.09 is: 21,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.75 : 71,663.79 = 14,496.09 : x
  2. Step 2: Convert to fraction form
    47,775.75/71,663.79 = 14,496.09/x
  3. Step 3: Cross multiply
    47,775.75x = 71,663.79 × 14,496.09
  4. Step 4: Simplify right side
    47,775.75x = 1,038,844,749.58
  5. Step 5: Solve for x
    x = 1,038,844,749.58/47,775.75
  6. Step 6: Final answer
    x = 21,744.19

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1.5x scale

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.