Home / 19,407.12-29,086.02-16,898.10

Finding the Fourth Proportional to 19,407.12, 29,086.02 and 16,898.10

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Solution

The fourth proportional to 19,407.12, 29,086.02 and 16,898.10 is: 25,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.12 : 29,086.02 = 16,898.10 : x
  2. Step 2: Convert to fraction form
    19,407.12/29,086.02 = 16,898.10/x
  3. Step 3: Cross multiply
    19,407.12x = 29,086.02 × 16,898.10
  4. Step 4: Simplify right side
    19,407.12x = 491,498,474.56
  5. Step 5: Solve for x
    x = 491,498,474.56/19,407.12
  6. Step 6: Final answer
    x = 25,325.68

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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.