Home / 23,990.81-36,017.46-16,128.54

Finding the Fourth Proportional to 23,990.81, 36,017.46 and 16,128.54

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Solution

The fourth proportional to 23,990.81, 36,017.46 and 16,128.54 is: 24,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.81 : 36,017.46 = 16,128.54 : x
  2. Step 2: Convert to fraction form
    23,990.81/36,017.46 = 16,128.54/x
  3. Step 3: Cross multiply
    23,990.81x = 36,017.46 × 16,128.54
  4. Step 4: Simplify right side
    23,990.81x = 580,909,044.31
  5. Step 5: Solve for x
    x = 580,909,044.31/23,990.81
  6. Step 6: Final answer
    x = 24,213.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.