Home / 32,147.68-44,364.24-18,000.40

Finding the Fourth Proportional to 32,147.68, 44,364.24 and 18,000.40

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Solution

The fourth proportional to 32,147.68, 44,364.24 and 18,000.40 is: 24,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,147.68 : 44,364.24 = 18,000.40 : x
  2. Step 2: Convert to fraction form
    32,147.68/44,364.24 = 18,000.40/x
  3. Step 3: Cross multiply
    32,147.68x = 44,364.24 × 18,000.40
  4. Step 4: Simplify right side
    32,147.68x = 798,574,065.70
  5. Step 5: Solve for x
    x = 798,574,065.70/32,147.68
  6. Step 6: Final answer
    x = 24,840.80

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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.