Home / 31,214.13-46,825.85-11,491.17

Finding the Fourth Proportional to 31,214.13, 46,825.85 and 11,491.17

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Solution

The fourth proportional to 31,214.13, 46,825.85 and 11,491.17 is: 17,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214.13 : 46,825.85 = 11,491.17 : x
  2. Step 2: Convert to fraction form
    31,214.13/46,825.85 = 11,491.17/x
  3. Step 3: Cross multiply
    31,214.13x = 46,825.85 × 11,491.17
  4. Step 4: Simplify right side
    31,214.13x = 538,083,802.74
  5. Step 5: Solve for x
    x = 538,083,802.74/31,214.13
  6. Step 6: Final answer
    x = 17,238.47

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1.5x scale

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.