Home / 32,190.72-44,325.48-28,553.40

Finding the Fourth Proportional to 32,190.72, 44,325.48 and 28,553.40

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Solution

The fourth proportional to 32,190.72, 44,325.48 and 28,553.40 is: 39,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.72 : 44,325.48 = 28,553.40 : x
  2. Step 2: Convert to fraction form
    32,190.72/44,325.48 = 28,553.40/x
  3. Step 3: Cross multiply
    32,190.72x = 44,325.48 × 28,553.40
  4. Step 4: Simplify right side
    32,190.72x = 1,265,643,160.63
  5. Step 5: Solve for x
    x = 1,265,643,160.63/32,190.72
  6. Step 6: Final answer
    x = 39,317.02

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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.