Home / 31,085.28-46,631.22-11,368.11

Finding the Fourth Proportional to 31,085.28, 46,631.22 and 11,368.11

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Solution

The fourth proportional to 31,085.28, 46,631.22 and 11,368.11 is: 17,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,085.28 : 46,631.22 = 11,368.11 : x
  2. Step 2: Convert to fraction form
    31,085.28/46,631.22 = 11,368.11/x
  3. Step 3: Cross multiply
    31,085.28x = 46,631.22 × 11,368.11
  4. Step 4: Simplify right side
    31,085.28x = 530,108,838.39
  5. Step 5: Solve for x
    x = 530,108,838.39/31,085.28
  6. Step 6: Final answer
    x = 17,053.37

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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.