Home / 31,535.25-47,291.32-10,471.47

Finding the Fourth Proportional to 31,535.25, 47,291.32 and 10,471.47

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Solution

The fourth proportional to 31,535.25, 47,291.32 and 10,471.47 is: 15,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.25 : 47,291.32 = 10,471.47 : x
  2. Step 2: Convert to fraction form
    31,535.25/47,291.32 = 10,471.47/x
  3. Step 3: Cross multiply
    31,535.25x = 47,291.32 × 10,471.47
  4. Step 4: Simplify right side
    31,535.25x = 495,209,638.64
  5. Step 5: Solve for x
    x = 495,209,638.64/31,535.25
  6. Step 6: Final answer
    x = 15,703.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.