Home / 47,768.10-71,653.75-21,472.92

Finding the Fourth Proportional to 47,768.10, 71,653.75 and 21,472.92

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Solution

The fourth proportional to 47,768.10, 71,653.75 and 21,472.92 is: 32,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.10 : 71,653.75 = 21,472.92 : x
  2. Step 2: Convert to fraction form
    47,768.10/71,653.75 = 21,472.92/x
  3. Step 3: Cross multiply
    47,768.10x = 71,653.75 × 21,472.92
  4. Step 4: Simplify right side
    47,768.10x = 1,538,615,241.45
  5. Step 5: Solve for x
    x = 1,538,615,241.45/47,768.10
  6. Step 6: Final answer
    x = 32,210.10

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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.