Home / 34,374.10-51,561.15-16,878.10

Finding the Fourth Proportional to 34,374.10, 51,561.15 and 16,878.10

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Solution

The fourth proportional to 34,374.10, 51,561.15 and 16,878.10 is: 25,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,374.10 : 51,561.15 = 16,878.10 : x
  2. Step 2: Convert to fraction form
    34,374.10/51,561.15 = 16,878.10/x
  3. Step 3: Cross multiply
    34,374.10x = 51,561.15 × 16,878.10
  4. Step 4: Simplify right side
    34,374.10x = 870,254,245.82
  5. Step 5: Solve for x
    x = 870,254,245.82/34,374.10
  6. Step 6: Final answer
    x = 25,317.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.