Home / 14,395.73-21,598.20-9,135.16

Finding the Fourth Proportional to 14,395.73, 21,598.20 and 9,135.16

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Solution

The fourth proportional to 14,395.73, 21,598.20 and 9,135.16 is: 13,705.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.73 : 21,598.20 = 9,135.16 : x
  2. Step 2: Convert to fraction form
    14,395.73/21,598.20 = 9,135.16/x
  3. Step 3: Cross multiply
    14,395.73x = 21,598.20 × 9,135.16
  4. Step 4: Simplify right side
    14,395.73x = 197,302,958.72
  5. Step 5: Solve for x
    x = 197,302,958.72/14,395.73
  6. Step 6: Final answer
    x = 13,705.66

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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.