Home / 23,041.88-31,816.26-14,979.54

Finding the Fourth Proportional to 23,041.88, 31,816.26 and 14,979.54

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Solution

The fourth proportional to 23,041.88, 31,816.26 and 14,979.54 is: 20,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,041.88 : 31,816.26 = 14,979.54 : x
  2. Step 2: Convert to fraction form
    23,041.88/31,816.26 = 14,979.54/x
  3. Step 3: Cross multiply
    23,041.88x = 31,816.26 × 14,979.54
  4. Step 4: Simplify right side
    23,041.88x = 476,592,939.32
  5. Step 5: Solve for x
    x = 476,592,939.32/23,041.88
  6. Step 6: Final answer
    x = 20,683.77

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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.