Home / 14,291.24-21,469.80-13,700.76

Finding the Fourth Proportional to 14,291.24, 21,469.80 and 13,700.76

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Solution

The fourth proportional to 14,291.24, 21,469.80 and 13,700.76 is: 20,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.24 : 21,469.80 = 13,700.76 : x
  2. Step 2: Convert to fraction form
    14,291.24/21,469.80 = 13,700.76/x
  3. Step 3: Cross multiply
    14,291.24x = 21,469.80 × 13,700.76
  4. Step 4: Simplify right side
    14,291.24x = 294,152,577.05
  5. Step 5: Solve for x
    x = 294,152,577.05/14,291.24
  6. Step 6: Final answer
    x = 20,582.72

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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.