Home / 30,006.16-41,409.33-16,578.28

Finding the Fourth Proportional to 30,006.16, 41,409.33 and 16,578.28

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Solution

The fourth proportional to 30,006.16, 41,409.33 and 16,578.28 is: 22,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.16 : 41,409.33 = 16,578.28 : x
  2. Step 2: Convert to fraction form
    30,006.16/41,409.33 = 16,578.28/x
  3. Step 3: Cross multiply
    30,006.16x = 41,409.33 × 16,578.28
  4. Step 4: Simplify right side
    30,006.16x = 686,495,260.31
  5. Step 5: Solve for x
    x = 686,495,260.31/30,006.16
  6. Step 6: Final answer
    x = 22,878.48

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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.