Home / 30,007.32-41,401.68-17,259.84

Finding the Fourth Proportional to 30,007.32, 41,401.68 and 17,259.84

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Solution

The fourth proportional to 30,007.32, 41,401.68 and 17,259.84 is: 23,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.32 : 41,401.68 = 17,259.84 : x
  2. Step 2: Convert to fraction form
    30,007.32/41,401.68 = 17,259.84/x
  3. Step 3: Cross multiply
    30,007.32x = 41,401.68 × 17,259.84
  4. Step 4: Simplify right side
    30,007.32x = 714,586,372.53
  5. Step 5: Solve for x
    x = 714,586,372.53/30,007.32
  6. Step 6: Final answer
    x = 23,813.74

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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.