Home / 34,487.42-47,592.59-20,157.10

Finding the Fourth Proportional to 34,487.42, 47,592.59 and 20,157.10

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Solution

The fourth proportional to 34,487.42, 47,592.59 and 20,157.10 is: 27,816.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.42 : 47,592.59 = 20,157.10 : x
  2. Step 2: Convert to fraction form
    34,487.42/47,592.59 = 20,157.10/x
  3. Step 3: Cross multiply
    34,487.42x = 47,592.59 × 20,157.10
  4. Step 4: Simplify right side
    34,487.42x = 959,328,376.12
  5. Step 5: Solve for x
    x = 959,328,376.12/34,487.42
  6. Step 6: Final answer
    x = 27,816.77

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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.