Home / 20,630.04-28,360.01-17,748.27

Finding the Fourth Proportional to 20,630.04, 28,360.01 and 17,748.27

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Solution

The fourth proportional to 20,630.04, 28,360.01 and 17,748.27 is: 24,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,630.04 : 28,360.01 = 17,748.27 : x
  2. Step 2: Convert to fraction form
    20,630.04/28,360.01 = 17,748.27/x
  3. Step 3: Cross multiply
    20,630.04x = 28,360.01 × 17,748.27
  4. Step 4: Simplify right side
    20,630.04x = 503,341,025.94
  5. Step 5: Solve for x
    x = 503,341,025.94/20,630.04
  6. Step 6: Final answer
    x = 24,398.45

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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.