Home / 23,003.52-31,731.78-14,490.96

Finding the Fourth Proportional to 23,003.52, 31,731.78 and 14,490.96

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Solution

The fourth proportional to 23,003.52, 31,731.78 and 14,490.96 is: 19,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,003.52 : 31,731.78 = 14,490.96 : x
  2. Step 2: Convert to fraction form
    23,003.52/31,731.78 = 14,490.96/x
  3. Step 3: Cross multiply
    23,003.52x = 31,731.78 × 14,490.96
  4. Step 4: Simplify right side
    23,003.52x = 459,823,954.71
  5. Step 5: Solve for x
    x = 459,823,954.71/23,003.52
  6. Step 6: Final answer
    x = 19,989.29

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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.