Home / 20,261.04-30,373.08-7,106.24

Finding the Fourth Proportional to 20,261.04, 30,373.08 and 7,106.24

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Solution

The fourth proportional to 20,261.04, 30,373.08 and 7,106.24 is: 10,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,261.04 : 30,373.08 = 7,106.24 : x
  2. Step 2: Convert to fraction form
    20,261.04/30,373.08 = 7,106.24/x
  3. Step 3: Cross multiply
    20,261.04x = 30,373.08 × 7,106.24
  4. Step 4: Simplify right side
    20,261.04x = 215,838,396.02
  5. Step 5: Solve for x
    x = 215,838,396.02/20,261.04
  6. Step 6: Final answer
    x = 10,652.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.