Home / 31,643.08-47,469.54-10,576.60

Finding the Fourth Proportional to 31,643.08, 47,469.54 and 10,576.60

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Solution

The fourth proportional to 31,643.08, 47,469.54 and 10,576.60 is: 15,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.08 : 47,469.54 = 10,576.60 : x
  2. Step 2: Convert to fraction form
    31,643.08/47,469.54 = 10,576.60/x
  3. Step 3: Cross multiply
    31,643.08x = 47,469.54 × 10,576.60
  4. Step 4: Simplify right side
    31,643.08x = 502,066,336.76
  5. Step 5: Solve for x
    x = 502,066,336.76/31,643.08
  6. Step 6: Final answer
    x = 15,866.54

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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.