Home / 14,859.24-22,253.68-12,900.80

Finding the Fourth Proportional to 14,859.24, 22,253.68 and 12,900.80

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Solution

The fourth proportional to 14,859.24, 22,253.68 and 12,900.80 is: 19,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,859.24 : 22,253.68 = 12,900.80 : x
  2. Step 2: Convert to fraction form
    14,859.24/22,253.68 = 12,900.80/x
  3. Step 3: Cross multiply
    14,859.24x = 22,253.68 × 12,900.80
  4. Step 4: Simplify right side
    14,859.24x = 287,090,274.94
  5. Step 5: Solve for x
    x = 287,090,274.94/14,859.24
  6. Step 6: Final answer
    x = 19,320.66

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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.