Home / 15,484.10-21,367.96-8,410.46

Finding the Fourth Proportional to 15,484.10, 21,367.96 and 8,410.46

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Solution

The fourth proportional to 15,484.10, 21,367.96 and 8,410.46 is: 11,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.10 : 21,367.96 = 8,410.46 : x
  2. Step 2: Convert to fraction form
    15,484.10/21,367.96 = 8,410.46/x
  3. Step 3: Cross multiply
    15,484.10x = 21,367.96 × 8,410.46
  4. Step 4: Simplify right side
    15,484.10x = 179,714,245.00
  5. Step 5: Solve for x
    x = 179,714,245.00/15,484.10
  6. Step 6: Final answer
    x = 11,606.38

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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.