Home / 31,314.24-46,937.34-14,663.88

Finding the Fourth Proportional to 31,314.24, 46,937.34 and 14,663.88

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Solution

The fourth proportional to 31,314.24, 46,937.34 and 14,663.88 is: 21,979.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314.24 : 46,937.34 = 14,663.88 : x
  2. Step 2: Convert to fraction form
    31,314.24/46,937.34 = 14,663.88/x
  3. Step 3: Cross multiply
    31,314.24x = 46,937.34 × 14,663.88
  4. Step 4: Simplify right side
    31,314.24x = 688,283,521.28
  5. Step 5: Solve for x
    x = 688,283,521.28/31,314.24
  6. Step 6: Final answer
    x = 21,979.89

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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.