Home / 14,564.03-20,086.58-9,782.53

Finding the Fourth Proportional to 14,564.03, 20,086.58 and 9,782.53

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Solution

The fourth proportional to 14,564.03, 20,086.58 and 9,782.53 is: 13,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.03 : 20,086.58 = 9,782.53 : x
  2. Step 2: Convert to fraction form
    14,564.03/20,086.58 = 9,782.53/x
  3. Step 3: Cross multiply
    14,564.03x = 20,086.58 × 9,782.53
  4. Step 4: Simplify right side
    14,564.03x = 196,497,545.69
  5. Step 5: Solve for x
    x = 196,497,545.69/14,564.03
  6. Step 6: Final answer
    x = 13,491.98

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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.