Home / 31,130.61-46,694.43-14,484.71

Finding the Fourth Proportional to 31,130.61, 46,694.43 and 14,484.71

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Solution

The fourth proportional to 31,130.61, 46,694.43 and 14,484.71 is: 21,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130.61 : 46,694.43 = 14,484.71 : x
  2. Step 2: Convert to fraction form
    31,130.61/46,694.43 = 14,484.71/x
  3. Step 3: Cross multiply
    31,130.61x = 46,694.43 × 14,484.71
  4. Step 4: Simplify right side
    31,130.61x = 676,355,043.69
  5. Step 5: Solve for x
    x = 676,355,043.69/31,130.61
  6. Step 6: Final answer
    x = 21,726.37

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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.