Home / 32,160.45-44,381.55-18,740.91

Finding the Fourth Proportional to 32,160.45, 44,381.55 and 18,740.91

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Solution

The fourth proportional to 32,160.45, 44,381.55 and 18,740.91 is: 25,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,160.45 : 44,381.55 = 18,740.91 : x
  2. Step 2: Convert to fraction form
    32,160.45/44,381.55 = 18,740.91/x
  3. Step 3: Cross multiply
    32,160.45x = 44,381.55 × 18,740.91
  4. Step 4: Simplify right side
    32,160.45x = 831,750,634.21
  5. Step 5: Solve for x
    x = 831,750,634.21/32,160.45
  6. Step 6: Final answer
    x = 25,862.53

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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.