Home / 34,372.75-47,433.53-20,031.65

Finding the Fourth Proportional to 34,372.75, 47,433.53 and 20,031.65

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Solution

The fourth proportional to 34,372.75, 47,433.53 and 20,031.65 is: 27,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,372.75 : 47,433.53 = 20,031.65 : x
  2. Step 2: Convert to fraction form
    34,372.75/47,433.53 = 20,031.65/x
  3. Step 3: Cross multiply
    34,372.75x = 47,433.53 × 20,031.65
  4. Step 4: Simplify right side
    34,372.75x = 950,171,533.90
  5. Step 5: Solve for x
    x = 950,171,533.90/34,372.75
  6. Step 6: Final answer
    x = 27,643.17

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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.