Home / 30,008.61-41,408.36-16,579.07

Finding the Fourth Proportional to 30,008.61, 41,408.36 and 16,579.07

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Solution

The fourth proportional to 30,008.61, 41,408.36 and 16,579.07 is: 22,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008.61 : 41,408.36 = 16,579.07 : x
  2. Step 2: Convert to fraction form
    30,008.61/41,408.36 = 16,579.07/x
  3. Step 3: Cross multiply
    30,008.61x = 41,408.36 × 16,579.07
  4. Step 4: Simplify right side
    30,008.61x = 686,512,099.03
  5. Step 5: Solve for x
    x = 686,512,099.03/30,008.61
  6. Step 6: Final answer
    x = 22,877.17

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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.