Home / 18,314.12-25,274.04-10,356.16

Finding the Fourth Proportional to 18,314.12, 25,274.04 and 10,356.16

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Solution

The fourth proportional to 18,314.12, 25,274.04 and 10,356.16 is: 14,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.12 : 25,274.04 = 10,356.16 : x
  2. Step 2: Convert to fraction form
    18,314.12/25,274.04 = 10,356.16/x
  3. Step 3: Cross multiply
    18,314.12x = 25,274.04 × 10,356.16
  4. Step 4: Simplify right side
    18,314.12x = 261,742,002.09
  5. Step 5: Solve for x
    x = 261,742,002.09/18,314.12
  6. Step 6: Final answer
    x = 14,291.81

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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.