Home / 19,065.86-26,288.01-16,408.70

Finding the Fourth Proportional to 19,065.86, 26,288.01 and 16,408.70

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Solution

The fourth proportional to 19,065.86, 26,288.01 and 16,408.70 is: 22,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.86 : 26,288.01 = 16,408.70 : x
  2. Step 2: Convert to fraction form
    19,065.86/26,288.01 = 16,408.70/x
  3. Step 3: Cross multiply
    19,065.86x = 26,288.01 × 16,408.70
  4. Step 4: Simplify right side
    19,065.86x = 431,352,069.69
  5. Step 5: Solve for x
    x = 431,352,069.69/19,065.86
  6. Step 6: Final answer
    x = 22,624.32

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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.