Home / 14,565.04-20,100.03-8,191.47

Finding the Fourth Proportional to 14,565.04, 20,100.03 and 8,191.47

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Solution

The fourth proportional to 14,565.04, 20,100.03 and 8,191.47 is: 11,304.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,565.04 : 20,100.03 = 8,191.47 : x
  2. Step 2: Convert to fraction form
    14,565.04/20,100.03 = 8,191.47/x
  3. Step 3: Cross multiply
    14,565.04x = 20,100.03 × 8,191.47
  4. Step 4: Simplify right side
    14,565.04x = 164,648,692.24
  5. Step 5: Solve for x
    x = 164,648,692.24/14,565.04
  6. Step 6: Final answer
    x = 11,304.38

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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.