Home / 19,064.86-26,286.63-16,407.70

Finding the Fourth Proportional to 19,064.86, 26,286.63 and 16,407.70

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Solution

The fourth proportional to 19,064.86, 26,286.63 and 16,407.70 is: 22,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.86 : 26,286.63 = 16,407.70 : x
  2. Step 2: Convert to fraction form
    19,064.86/26,286.63 = 16,407.70/x
  3. Step 3: Cross multiply
    19,064.86x = 26,286.63 × 16,407.70
  4. Step 4: Simplify right side
    19,064.86x = 431,303,139.05
  5. Step 5: Solve for x
    x = 431,303,139.05/19,064.86
  6. Step 6: Final answer
    x = 22,622.94

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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.