Home / 31,076.80-46,587.21-11,341.51

Finding the Fourth Proportional to 31,076.80, 46,587.21 and 11,341.51

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Solution

The fourth proportional to 31,076.80, 46,587.21 and 11,341.51 is: 17,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.80 : 46,587.21 = 11,341.51 : x
  2. Step 2: Convert to fraction form
    31,076.80/46,587.21 = 11,341.51/x
  3. Step 3: Cross multiply
    31,076.80x = 46,587.21 × 11,341.51
  4. Step 4: Simplify right side
    31,076.80x = 528,369,308.09
  5. Step 5: Solve for x
    x = 528,369,308.09/31,076.80
  6. Step 6: Final answer
    x = 17,002.05

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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.