Home / 31,468.08-47,190.88-10,404.23

Finding the Fourth Proportional to 31,468.08, 47,190.88 and 10,404.23

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Solution

The fourth proportional to 31,468.08, 47,190.88 and 10,404.23 is: 15,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.08 : 47,190.88 = 10,404.23 : x
  2. Step 2: Convert to fraction form
    31,468.08/47,190.88 = 10,404.23/x
  3. Step 3: Cross multiply
    31,468.08x = 47,190.88 × 10,404.23
  4. Step 4: Simplify right side
    31,468.08x = 490,984,915.38
  5. Step 5: Solve for x
    x = 490,984,915.38/31,468.08
  6. Step 6: Final answer
    x = 15,602.63

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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.