Home / 31,792.36-43,875.51-17,645.20

Finding the Fourth Proportional to 31,792.36, 43,875.51 and 17,645.20

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Solution

The fourth proportional to 31,792.36, 43,875.51 and 17,645.20 is: 24,351.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.36 : 43,875.51 = 17,645.20 : x
  2. Step 2: Convert to fraction form
    31,792.36/43,875.51 = 17,645.20/x
  3. Step 3: Cross multiply
    31,792.36x = 43,875.51 × 17,645.20
  4. Step 4: Simplify right side
    31,792.36x = 774,192,219.99
  5. Step 5: Solve for x
    x = 774,192,219.99/31,792.36
  6. Step 6: Final answer
    x = 24,351.52

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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.