Home / 43,801.14-65,705.34-18,841.80

Finding the Fourth Proportional to 43,801.14, 65,705.34 and 18,841.80

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Solution

The fourth proportional to 43,801.14, 65,705.34 and 18,841.80 is: 28,264.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801.14 : 65,705.34 = 18,841.80 : x
  2. Step 2: Convert to fraction form
    43,801.14/65,705.34 = 18,841.80/x
  3. Step 3: Cross multiply
    43,801.14x = 65,705.34 × 18,841.80
  4. Step 4: Simplify right side
    43,801.14x = 1,238,006,875.21
  5. Step 5: Solve for x
    x = 1,238,006,875.21/43,801.14
  6. Step 6: Final answer
    x = 28,264.26

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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.