Home / 19,356.98-29,035.67-8,256.74

Finding the Fourth Proportional to 19,356.98, 29,035.67 and 8,256.74

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Solution

The fourth proportional to 19,356.98, 29,035.67 and 8,256.74 is: 12,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.98 : 29,035.67 = 8,256.74 : x
  2. Step 2: Convert to fraction form
    19,356.98/29,035.67 = 8,256.74/x
  3. Step 3: Cross multiply
    19,356.98x = 29,035.67 × 8,256.74
  4. Step 4: Simplify right side
    19,356.98x = 239,739,791.45
  5. Step 5: Solve for x
    x = 239,739,791.45/19,356.98
  6. Step 6: Final answer
    x = 12,385.19

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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.