Home / 31,655.39-47,492.60-9,469.49

Finding the Fourth Proportional to 31,655.39, 47,492.60 and 9,469.49

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Solution

The fourth proportional to 31,655.39, 47,492.60 and 9,469.49 is: 14,207.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.39 : 47,492.60 = 9,469.49 : x
  2. Step 2: Convert to fraction form
    31,655.39/47,492.60 = 9,469.49/x
  3. Step 3: Cross multiply
    31,655.39x = 47,492.60 × 9,469.49
  4. Step 4: Simplify right side
    31,655.39x = 449,730,415.96
  5. Step 5: Solve for x
    x = 449,730,415.96/31,655.39
  6. Step 6: Final answer
    x = 14,207.07

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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.