Home / 16,000.45-22,064.23-10,620.99

Finding the Fourth Proportional to 16,000.45, 22,064.23 and 10,620.99

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Solution

The fourth proportional to 16,000.45, 22,064.23 and 10,620.99 is: 14,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000.45 : 22,064.23 = 10,620.99 : x
  2. Step 2: Convert to fraction form
    16,000.45/22,064.23 = 10,620.99/x
  3. Step 3: Cross multiply
    16,000.45x = 22,064.23 × 10,620.99
  4. Step 4: Simplify right side
    16,000.45x = 234,343,979.46
  5. Step 5: Solve for x
    x = 234,343,979.46/16,000.45
  6. Step 6: Final answer
    x = 14,646.09

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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.