Home / 31,303.26-46,939.57-15,490.04

Finding the Fourth Proportional to 31,303.26, 46,939.57 and 15,490.04

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Solution

The fourth proportional to 31,303.26, 46,939.57 and 15,490.04 is: 23,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,303.26 : 46,939.57 = 15,490.04 : x
  2. Step 2: Convert to fraction form
    31,303.26/46,939.57 = 15,490.04/x
  3. Step 3: Cross multiply
    31,303.26x = 46,939.57 × 15,490.04
  4. Step 4: Simplify right side
    31,303.26x = 727,095,543.46
  5. Step 5: Solve for x
    x = 727,095,543.46/31,303.26
  6. Step 6: Final answer
    x = 23,227.47

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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.