Home / 31,013.23-46,519.98-9,956.47

Finding the Fourth Proportional to 31,013.23, 46,519.98 and 9,956.47

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Solution

The fourth proportional to 31,013.23, 46,519.98 and 9,956.47 is: 14,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,013.23 : 46,519.98 = 9,956.47 : x
  2. Step 2: Convert to fraction form
    31,013.23/46,519.98 = 9,956.47/x
  3. Step 3: Cross multiply
    31,013.23x = 46,519.98 × 9,956.47
  4. Step 4: Simplify right side
    31,013.23x = 463,174,785.27
  5. Step 5: Solve for x
    x = 463,174,785.27/31,013.23
  6. Step 6: Final answer
    x = 14,934.75

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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.