Home / 30,028.32-41,435.28-17,275.68

Finding the Fourth Proportional to 30,028.32, 41,435.28 and 17,275.68

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Solution

The fourth proportional to 30,028.32, 41,435.28 and 17,275.68 is: 23,838.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028.32 : 41,435.28 = 17,275.68 : x
  2. Step 2: Convert to fraction form
    30,028.32/41,435.28 = 17,275.68/x
  3. Step 3: Cross multiply
    30,028.32x = 41,435.28 × 17,275.68
  4. Step 4: Simplify right side
    30,028.32x = 715,822,637.99
  5. Step 5: Solve for x
    x = 715,822,637.99/30,028.32
  6. Step 6: Final answer
    x = 23,838.25

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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.