Home / 31,483.46-47,204.66-14,609.54

Finding the Fourth Proportional to 31,483.46, 47,204.66 and 14,609.54

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Solution

The fourth proportional to 31,483.46, 47,204.66 and 14,609.54 is: 21,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483.46 : 47,204.66 = 14,609.54 : x
  2. Step 2: Convert to fraction form
    31,483.46/47,204.66 = 14,609.54/x
  3. Step 3: Cross multiply
    31,483.46x = 47,204.66 × 14,609.54
  4. Step 4: Simplify right side
    31,483.46x = 689,638,368.46
  5. Step 5: Solve for x
    x = 689,638,368.46/31,483.46
  6. Step 6: Final answer
    x = 21,904.78

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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.