Home / 14,649.24-20,216.06-7,934.93

Finding the Fourth Proportional to 14,649.24, 20,216.06 and 7,934.93

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Solution

The fourth proportional to 14,649.24, 20,216.06 and 7,934.93 is: 10,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649.24 : 20,216.06 = 7,934.93 : x
  2. Step 2: Convert to fraction form
    14,649.24/20,216.06 = 7,934.93/x
  3. Step 3: Cross multiply
    14,649.24x = 20,216.06 × 7,934.93
  4. Step 4: Simplify right side
    14,649.24x = 160,412,880.22
  5. Step 5: Solve for x
    x = 160,412,880.22/14,649.24
  6. Step 6: Final answer
    x = 10,950.25

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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.