Home / 19,218-26,520.84-10,834.80

Finding the Fourth Proportional to 19,218, 26,520.84 and 10,834.80

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Solution

The fourth proportional to 19,218, 26,520.84 and 10,834.80 is: 14,952.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218 : 26,520.84 = 10,834.80 : x
  2. Step 2: Convert to fraction form
    19,218/26,520.84 = 10,834.80/x
  3. Step 3: Cross multiply
    19,218x = 26,520.84 × 10,834.80
  4. Step 4: Simplify right side
    19,218x = 287,347,997.23
  5. Step 5: Solve for x
    x = 287,347,997.23/19,218
  6. Step 6: Final answer
    x = 14,952.02

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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.