Home / 31,151.09-46,726.20-14,501.81

Finding the Fourth Proportional to 31,151.09, 46,726.20 and 14,501.81

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Solution

The fourth proportional to 31,151.09, 46,726.20 and 14,501.81 is: 21,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,151.09 : 46,726.20 = 14,501.81 : x
  2. Step 2: Convert to fraction form
    31,151.09/46,726.20 = 14,501.81/x
  3. Step 3: Cross multiply
    31,151.09x = 46,726.20 × 14,501.81
  4. Step 4: Simplify right side
    31,151.09x = 677,614,474.42
  5. Step 5: Solve for x
    x = 677,614,474.42/31,151.09
  6. Step 6: Final answer
    x = 21,752.51

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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.