Home / 53,591.72-80,381.88-22,005.12

Finding the Fourth Proportional to 53,591.72, 80,381.88 and 22,005.12

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Solution

The fourth proportional to 53,591.72, 80,381.88 and 22,005.12 is: 33,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,591.72 : 80,381.88 = 22,005.12 : x
  2. Step 2: Convert to fraction form
    53,591.72/80,381.88 = 22,005.12/x
  3. Step 3: Cross multiply
    53,591.72x = 80,381.88 × 22,005.12
  4. Step 4: Simplify right side
    53,591.72x = 1,768,812,915.23
  5. Step 5: Solve for x
    x = 1,768,812,915.23/53,591.72
  6. Step 6: Final answer
    x = 33,005.34

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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.