Home / 14,403.78-21,596.45-9,948.98

Finding the Fourth Proportional to 14,403.78, 21,596.45 and 9,948.98

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Solution

The fourth proportional to 14,403.78, 21,596.45 and 9,948.98 is: 14,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.78 : 21,596.45 = 9,948.98 : x
  2. Step 2: Convert to fraction form
    14,403.78/21,596.45 = 9,948.98/x
  3. Step 3: Cross multiply
    14,403.78x = 21,596.45 × 9,948.98
  4. Step 4: Simplify right side
    14,403.78x = 214,862,491.39
  5. Step 5: Solve for x
    x = 214,862,491.39/14,403.78
  6. Step 6: Final answer
    x = 14,917.09

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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.