Home / 15,922.89-23,884.38-5,392.98

Finding the Fourth Proportional to 15,922.89, 23,884.38 and 5,392.98

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Solution

The fourth proportional to 15,922.89, 23,884.38 and 5,392.98 is: 8,089.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.89 : 23,884.38 = 5,392.98 : x
  2. Step 2: Convert to fraction form
    15,922.89/23,884.38 = 5,392.98/x
  3. Step 3: Cross multiply
    15,922.89x = 23,884.38 × 5,392.98
  4. Step 4: Simplify right side
    15,922.89x = 128,807,983.65
  5. Step 5: Solve for x
    x = 128,807,983.65/15,922.89
  6. Step 6: Final answer
    x = 8,089.49

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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.