Home / 14,499.68-21,710.63-8,648.24

Finding the Fourth Proportional to 14,499.68, 21,710.63 and 8,648.24

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Solution

The fourth proportional to 14,499.68, 21,710.63 and 8,648.24 is: 12,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.68 : 21,710.63 = 8,648.24 : x
  2. Step 2: Convert to fraction form
    14,499.68/21,710.63 = 8,648.24/x
  3. Step 3: Cross multiply
    14,499.68x = 21,710.63 × 8,648.24
  4. Step 4: Simplify right side
    14,499.68x = 187,758,651.86
  5. Step 5: Solve for x
    x = 187,758,651.86/14,499.68
  6. Step 6: Final answer
    x = 12,949.16

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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.