Home / 23,006.16-31,756.32-15,941.88

Finding the Fourth Proportional to 23,006.16, 31,756.32 and 15,941.88

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Solution

The fourth proportional to 23,006.16, 31,756.32 and 15,941.88 is: 22,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,006.16 : 31,756.32 = 15,941.88 : x
  2. Step 2: Convert to fraction form
    23,006.16/31,756.32 = 15,941.88/x
  3. Step 3: Cross multiply
    23,006.16x = 31,756.32 × 15,941.88
  4. Step 4: Simplify right side
    23,006.16x = 506,255,442.68
  5. Step 5: Solve for x
    x = 506,255,442.68/23,006.16
  6. Step 6: Final answer
    x = 22,005.21

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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.