Home / 31,642.37-47,473.08-9,456.47

Finding the Fourth Proportional to 31,642.37, 47,473.08 and 9,456.47

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Solution

The fourth proportional to 31,642.37, 47,473.08 and 9,456.47 is: 14,187.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,642.37 : 47,473.08 = 9,456.47 : x
  2. Step 2: Convert to fraction form
    31,642.37/47,473.08 = 9,456.47/x
  3. Step 3: Cross multiply
    31,642.37x = 47,473.08 × 9,456.47
  4. Step 4: Simplify right side
    31,642.37x = 448,927,472.18
  5. Step 5: Solve for x
    x = 448,927,472.18/31,642.37
  6. Step 6: Final answer
    x = 14,187.54

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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.