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Finding the Fourth Proportional to 31,675.54, 47,499.92 and 9,492.06

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Solution

The fourth proportional to 31,675.54, 47,499.92 and 9,492.06 is: 14,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675.54 : 47,499.92 = 9,492.06 : x
  2. Step 2: Convert to fraction form
    31,675.54/47,499.92 = 9,492.06/x
  3. Step 3: Cross multiply
    31,675.54x = 47,499.92 × 9,492.06
  4. Step 4: Simplify right side
    31,675.54x = 450,872,090.64
  5. Step 5: Solve for x
    x = 450,872,090.64/31,675.54
  6. Step 6: Final answer
    x = 14,234.08

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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.