Home / 12,444.16-18,664.08-4,236.16

Finding the Fourth Proportional to 12,444.16, 18,664.08 and 4,236.16

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Solution

The fourth proportional to 12,444.16, 18,664.08 and 4,236.16 is: 6,353.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.16 : 18,664.08 = 4,236.16 : x
  2. Step 2: Convert to fraction form
    12,444.16/18,664.08 = 4,236.16/x
  3. Step 3: Cross multiply
    12,444.16x = 18,664.08 × 4,236.16
  4. Step 4: Simplify right side
    12,444.16x = 79,064,029.13
  5. Step 5: Solve for x
    x = 79,064,029.13/12,444.16
  6. Step 6: Final answer
    x = 6,353.50

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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.