Home / 16,415.60-22,806.46-16,218.77

Finding the Fourth Proportional to 16,415.60, 22,806.46 and 16,218.77

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Solution

The fourth proportional to 16,415.60, 22,806.46 and 16,218.77 is: 22,533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.60 : 22,806.46 = 16,218.77 : x
  2. Step 2: Convert to fraction form
    16,415.60/22,806.46 = 16,218.77/x
  3. Step 3: Cross multiply
    16,415.60x = 22,806.46 × 16,218.77
  4. Step 4: Simplify right side
    16,415.60x = 369,892,648.16
  5. Step 5: Solve for x
    x = 369,892,648.16/16,415.60
  6. Step 6: Final answer
    x = 22,533.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.