Home / 17,397.36-23,990.22-14,887.74

Finding the Fourth Proportional to 17,397.36, 23,990.22 and 14,887.74

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Solution

The fourth proportional to 17,397.36, 23,990.22 and 14,887.74 is: 20,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,397.36 : 23,990.22 = 14,887.74 : x
  2. Step 2: Convert to fraction form
    17,397.36/23,990.22 = 14,887.74/x
  3. Step 3: Cross multiply
    17,397.36x = 23,990.22 × 14,887.74
  4. Step 4: Simplify right side
    17,397.36x = 357,160,157.90
  5. Step 5: Solve for x
    x = 357,160,157.90/17,397.36
  6. Step 6: Final answer
    x = 20,529.56

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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.