Home / 31,395.67-47,092.29-10,619.17

Finding the Fourth Proportional to 31,395.67, 47,092.29 and 10,619.17

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Solution

The fourth proportional to 31,395.67, 47,092.29 and 10,619.17 is: 15,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.67 : 47,092.29 = 10,619.17 : x
  2. Step 2: Convert to fraction form
    31,395.67/47,092.29 = 10,619.17/x
  3. Step 3: Cross multiply
    31,395.67x = 47,092.29 × 10,619.17
  4. Step 4: Simplify right side
    31,395.67x = 500,081,033.20
  5. Step 5: Solve for x
    x = 500,081,033.20/31,395.67
  6. Step 6: Final answer
    x = 15,928.34

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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.