Home / 31,106.16-46,668.30-10,045.80

Finding the Fourth Proportional to 31,106.16, 46,668.30 and 10,045.80

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Solution

The fourth proportional to 31,106.16, 46,668.30 and 10,045.80 is: 15,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,106.16 : 46,668.30 = 10,045.80 : x
  2. Step 2: Convert to fraction form
    31,106.16/46,668.30 = 10,045.80/x
  3. Step 3: Cross multiply
    31,106.16x = 46,668.30 × 10,045.80
  4. Step 4: Simplify right side
    31,106.16x = 468,820,408.14
  5. Step 5: Solve for x
    x = 468,820,408.14/31,106.16
  6. Step 6: Final answer
    x = 15,071.63

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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.