Home / 14,807.24-20,405.86-10,608.20

Finding the Fourth Proportional to 14,807.24, 20,405.86 and 10,608.20

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Solution

The fourth proportional to 14,807.24, 20,405.86 and 10,608.20 is: 14,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.24 : 20,405.86 = 10,608.20 : x
  2. Step 2: Convert to fraction form
    14,807.24/20,405.86 = 10,608.20/x
  3. Step 3: Cross multiply
    14,807.24x = 20,405.86 × 10,608.20
  4. Step 4: Simplify right side
    14,807.24x = 216,469,444.05
  5. Step 5: Solve for x
    x = 216,469,444.05/14,807.24
  6. Step 6: Final answer
    x = 14,619.16

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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.