Home / 23,575.63-32,335.04-20,918.43

Finding the Fourth Proportional to 23,575.63, 32,335.04 and 20,918.43

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Solution

The fourth proportional to 23,575.63, 32,335.04 and 20,918.43 is: 28,690.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,575.63 : 32,335.04 = 20,918.43 : x
  2. Step 2: Convert to fraction form
    23,575.63/32,335.04 = 20,918.43/x
  3. Step 3: Cross multiply
    23,575.63x = 32,335.04 × 20,918.43
  4. Step 4: Simplify right side
    23,575.63x = 676,398,270.79
  5. Step 5: Solve for x
    x = 676,398,270.79/23,575.63
  6. Step 6: Final answer
    x = 28,690.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.