Home / 31,572.09-47,357.73-9,083.32

Finding the Fourth Proportional to 31,572.09, 47,357.73 and 9,083.32

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Solution

The fourth proportional to 31,572.09, 47,357.73 and 9,083.32 is: 13,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572.09 : 47,357.73 = 9,083.32 : x
  2. Step 2: Convert to fraction form
    31,572.09/47,357.73 = 9,083.32/x
  3. Step 3: Cross multiply
    31,572.09x = 47,357.73 × 9,083.32
  4. Step 4: Simplify right side
    31,572.09x = 430,165,416.06
  5. Step 5: Solve for x
    x = 430,165,416.06/31,572.09
  6. Step 6: Final answer
    x = 13,624.86

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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.