Home / 31,453.34-47,181.32-10,108.22

Finding the Fourth Proportional to 31,453.34, 47,181.32 and 10,108.22

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Solution

The fourth proportional to 31,453.34, 47,181.32 and 10,108.22 is: 15,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.34 : 47,181.32 = 10,108.22 : x
  2. Step 2: Convert to fraction form
    31,453.34/47,181.32 = 10,108.22/x
  3. Step 3: Cross multiply
    31,453.34x = 47,181.32 × 10,108.22
  4. Step 4: Simplify right side
    31,453.34x = 476,918,876.00
  5. Step 5: Solve for x
    x = 476,918,876.00/31,453.34
  6. Step 6: Final answer
    x = 15,162.74

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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.