Home / 23,160.79-31,949.80-14,210.29

Finding the Fourth Proportional to 23,160.79, 31,949.80 and 14,210.29

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Solution

The fourth proportional to 23,160.79, 31,949.80 and 14,210.29 is: 19,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.79 : 31,949.80 = 14,210.29 : x
  2. Step 2: Convert to fraction form
    23,160.79/31,949.80 = 14,210.29/x
  3. Step 3: Cross multiply
    23,160.79x = 31,949.80 × 14,210.29
  4. Step 4: Simplify right side
    23,160.79x = 454,015,923.44
  5. Step 5: Solve for x
    x = 454,015,923.44/23,160.79
  6. Step 6: Final answer
    x = 19,602.78

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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.