Home / 32,120.09-44,324.79-17,780.51

Finding the Fourth Proportional to 32,120.09, 44,324.79 and 17,780.51

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Solution

The fourth proportional to 32,120.09, 44,324.79 and 17,780.51 is: 24,536.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.09 : 44,324.79 = 17,780.51 : x
  2. Step 2: Convert to fraction form
    32,120.09/44,324.79 = 17,780.51/x
  3. Step 3: Cross multiply
    32,120.09x = 44,324.79 × 17,780.51
  4. Step 4: Simplify right side
    32,120.09x = 788,117,371.84
  5. Step 5: Solve for x
    x = 788,117,371.84/32,120.09
  6. Step 6: Final answer
    x = 24,536.59

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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.