Home / 31,647.40-47,429.57-23,288.28

Finding the Fourth Proportional to 31,647.40, 47,429.57 and 23,288.28

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Solution

The fourth proportional to 31,647.40, 47,429.57 and 23,288.28 is: 34,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.40 : 47,429.57 = 23,288.28 : x
  2. Step 2: Convert to fraction form
    31,647.40/47,429.57 = 23,288.28/x
  3. Step 3: Cross multiply
    31,647.40x = 47,429.57 × 23,288.28
  4. Step 4: Simplify right side
    31,647.40x = 1,104,553,106.44
  5. Step 5: Solve for x
    x = 1,104,553,106.44/31,647.40
  6. Step 6: Final answer
    x = 34,901.86

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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.