Home / 15,612.10-23,450.82-13,271.74

Finding the Fourth Proportional to 15,612.10, 23,450.82 and 13,271.74

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Solution

The fourth proportional to 15,612.10, 23,450.82 and 13,271.74 is: 19,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.10 : 23,450.82 = 13,271.74 : x
  2. Step 2: Convert to fraction form
    15,612.10/23,450.82 = 13,271.74/x
  3. Step 3: Cross multiply
    15,612.10x = 23,450.82 × 13,271.74
  4. Step 4: Simplify right side
    15,612.10x = 311,233,185.83
  5. Step 5: Solve for x
    x = 311,233,185.83/15,612.10
  6. Step 6: Final answer
    x = 19,935.38

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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.