Home / 31,955.31-44,101.62-19,212.66

Finding the Fourth Proportional to 31,955.31, 44,101.62 and 19,212.66

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Solution

The fourth proportional to 31,955.31, 44,101.62 and 19,212.66 is: 26,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.31 : 44,101.62 = 19,212.66 : x
  2. Step 2: Convert to fraction form
    31,955.31/44,101.62 = 19,212.66/x
  3. Step 3: Cross multiply
    31,955.31x = 44,101.62 × 19,212.66
  4. Step 4: Simplify right side
    31,955.31x = 847,309,430.51
  5. Step 5: Solve for x
    x = 847,309,430.51/31,955.31
  6. Step 6: Final answer
    x = 26,515.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.