Home / 22,273.60-30,701.88-15,101.32

Finding the Fourth Proportional to 22,273.60, 30,701.88 and 15,101.32

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Solution

The fourth proportional to 22,273.60, 30,701.88 and 15,101.32 is: 20,815.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.60 : 30,701.88 = 15,101.32 : x
  2. Step 2: Convert to fraction form
    22,273.60/30,701.88 = 15,101.32/x
  3. Step 3: Cross multiply
    22,273.60x = 30,701.88 × 15,101.32
  4. Step 4: Simplify right side
    22,273.60x = 463,638,914.48
  5. Step 5: Solve for x
    x = 463,638,914.48/22,273.60
  6. Step 6: Final answer
    x = 20,815.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.