Home / 15,091.59-20,765.37-14,705.22

Finding the Fourth Proportional to 15,091.59, 20,765.37 and 14,705.22

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Solution

The fourth proportional to 15,091.59, 20,765.37 and 14,705.22 is: 20,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091.59 : 20,765.37 = 14,705.22 : x
  2. Step 2: Convert to fraction form
    15,091.59/20,765.37 = 14,705.22/x
  3. Step 3: Cross multiply
    15,091.59x = 20,765.37 × 14,705.22
  4. Step 4: Simplify right side
    15,091.59x = 305,359,334.23
  5. Step 5: Solve for x
    x = 305,359,334.23/15,091.59
  6. Step 6: Final answer
    x = 20,233.74

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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.