Home / 21,622.52-29,832.27-17,070.86

Finding the Fourth Proportional to 21,622.52, 29,832.27 and 17,070.86

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Solution

The fourth proportional to 21,622.52, 29,832.27 and 17,070.86 is: 23,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,622.52 : 29,832.27 = 17,070.86 : x
  2. Step 2: Convert to fraction form
    21,622.52/29,832.27 = 17,070.86/x
  3. Step 3: Cross multiply
    21,622.52x = 29,832.27 × 17,070.86
  4. Step 4: Simplify right side
    21,622.52x = 509,262,504.65
  5. Step 5: Solve for x
    x = 509,262,504.65/21,622.52
  6. Step 6: Final answer
    x = 23,552.41

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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.