Home / 21,841.13-32,712.35-17,904.53

Finding the Fourth Proportional to 21,841.13, 32,712.35 and 17,904.53

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Solution

The fourth proportional to 21,841.13, 32,712.35 and 17,904.53 is: 26,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841.13 : 32,712.35 = 17,904.53 : x
  2. Step 2: Convert to fraction form
    21,841.13/32,712.35 = 17,904.53/x
  3. Step 3: Cross multiply
    21,841.13x = 32,712.35 × 17,904.53
  4. Step 4: Simplify right side
    21,841.13x = 585,698,998.86
  5. Step 5: Solve for x
    x = 585,698,998.86/21,841.13
  6. Step 6: Final answer
    x = 26,816.34

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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.