Home / 14,653.24-20,218.60-8,363.32

Finding the Fourth Proportional to 14,653.24, 20,218.60 and 8,363.32

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Solution

The fourth proportional to 14,653.24, 20,218.60 and 8,363.32 is: 11,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.24 : 20,218.60 = 8,363.32 : x
  2. Step 2: Convert to fraction form
    14,653.24/20,218.60 = 8,363.32/x
  3. Step 3: Cross multiply
    14,653.24x = 20,218.60 × 8,363.32
  4. Step 4: Simplify right side
    14,653.24x = 169,094,621.75
  5. Step 5: Solve for x
    x = 169,094,621.75/14,653.24
  6. Step 6: Final answer
    x = 11,539.74

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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.