Home / 14,624.99-21,901.04-8,785.70

Finding the Fourth Proportional to 14,624.99, 21,901.04 and 8,785.70

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Solution

The fourth proportional to 14,624.99, 21,901.04 and 8,785.70 is: 13,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.99 : 21,901.04 = 8,785.70 : x
  2. Step 2: Convert to fraction form
    14,624.99/21,901.04 = 8,785.70/x
  3. Step 3: Cross multiply
    14,624.99x = 21,901.04 × 8,785.70
  4. Step 4: Simplify right side
    14,624.99x = 192,415,923.20
  5. Step 5: Solve for x
    x = 192,415,923.20/14,624.99
  6. Step 6: Final answer
    x = 13,156.65

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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.