Home / 30,924.95-42,676.43-17,495.91

Finding the Fourth Proportional to 30,924.95, 42,676.43 and 17,495.91

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Solution

The fourth proportional to 30,924.95, 42,676.43 and 17,495.91 is: 24,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.95 : 42,676.43 = 17,495.91 : x
  2. Step 2: Convert to fraction form
    30,924.95/42,676.43 = 17,495.91/x
  3. Step 3: Cross multiply
    30,924.95x = 42,676.43 × 17,495.91
  4. Step 4: Simplify right side
    30,924.95x = 746,662,890.92
  5. Step 5: Solve for x
    x = 746,662,890.92/30,924.95
  6. Step 6: Final answer
    x = 24,144.36

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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.