Home / 31,563.31-47,341.47-11,299.26

Finding the Fourth Proportional to 31,563.31, 47,341.47 and 11,299.26

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Solution

The fourth proportional to 31,563.31, 47,341.47 and 11,299.26 is: 16,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.31 : 47,341.47 = 11,299.26 : x
  2. Step 2: Convert to fraction form
    31,563.31/47,341.47 = 11,299.26/x
  3. Step 3: Cross multiply
    31,563.31x = 47,341.47 × 11,299.26
  4. Step 4: Simplify right side
    31,563.31x = 534,923,578.31
  5. Step 5: Solve for x
    x = 534,923,578.31/31,563.31
  6. Step 6: Final answer
    x = 16,947.64

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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.