Home / 23,190.34-31,979.08-19,844.23

Finding the Fourth Proportional to 23,190.34, 31,979.08 and 19,844.23

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Solution

The fourth proportional to 23,190.34, 31,979.08 and 19,844.23 is: 27,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.34 : 31,979.08 = 19,844.23 : x
  2. Step 2: Convert to fraction form
    23,190.34/31,979.08 = 19,844.23/x
  3. Step 3: Cross multiply
    23,190.34x = 31,979.08 × 19,844.23
  4. Step 4: Simplify right side
    23,190.34x = 634,600,218.71
  5. Step 5: Solve for x
    x = 634,600,218.71/23,190.34
  6. Step 6: Final answer
    x = 27,364.85

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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.