Home / 14,389.75-21,575.38-9,934.93

Finding the Fourth Proportional to 14,389.75, 21,575.38 and 9,934.93

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Solution

The fourth proportional to 14,389.75, 21,575.38 and 9,934.93 is: 14,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.75 : 21,575.38 = 9,934.93 : x
  2. Step 2: Convert to fraction form
    14,389.75/21,575.38 = 9,934.93/x
  3. Step 3: Cross multiply
    14,389.75x = 21,575.38 × 9,934.93
  4. Step 4: Simplify right side
    14,389.75x = 214,349,890.02
  5. Step 5: Solve for x
    x = 214,349,890.02/14,389.75
  6. Step 6: Final answer
    x = 14,896.01

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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.