Home / 23,055.04-31,816.34-13,623.56

Finding the Fourth Proportional to 23,055.04, 31,816.34 and 13,623.56

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Solution

The fourth proportional to 23,055.04, 31,816.34 and 13,623.56 is: 18,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,055.04 : 31,816.34 = 13,623.56 : x
  2. Step 2: Convert to fraction form
    23,055.04/31,816.34 = 13,623.56/x
  3. Step 3: Cross multiply
    23,055.04x = 31,816.34 × 13,623.56
  4. Step 4: Simplify right side
    23,055.04x = 433,451,816.97
  5. Step 5: Solve for x
    x = 433,451,816.97/23,055.04
  6. Step 6: Final answer
    x = 18,800.74

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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.