Home / 12,459.56-18,598.18-10,983.32

Finding the Fourth Proportional to 12,459.56, 18,598.18 and 10,983.32

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Solution

The fourth proportional to 12,459.56, 18,598.18 and 10,983.32 is: 16,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459.56 : 18,598.18 = 10,983.32 : x
  2. Step 2: Convert to fraction form
    12,459.56/18,598.18 = 10,983.32/x
  3. Step 3: Cross multiply
    12,459.56x = 18,598.18 × 10,983.32
  4. Step 4: Simplify right side
    12,459.56x = 204,269,762.36
  5. Step 5: Solve for x
    x = 204,269,762.36/12,459.56
  6. Step 6: Final answer
    x = 16,394.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.