Home / 14,646.30-21,967.20-4,785.63

Finding the Fourth Proportional to 14,646.30, 21,967.20 and 4,785.63

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Solution

The fourth proportional to 14,646.30, 21,967.20 and 4,785.63 is: 7,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.30 : 21,967.20 = 4,785.63 : x
  2. Step 2: Convert to fraction form
    14,646.30/21,967.20 = 4,785.63/x
  3. Step 3: Cross multiply
    14,646.30x = 21,967.20 × 4,785.63
  4. Step 4: Simplify right side
    14,646.30x = 105,126,891.34
  5. Step 5: Solve for x
    x = 105,126,891.34/14,646.30
  6. Step 6: Final answer
    x = 7,177.71

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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.