Home / 14,493.02-19,999.86-8,205.26

Finding the Fourth Proportional to 14,493.02, 19,999.86 and 8,205.26

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Solution

The fourth proportional to 14,493.02, 19,999.86 and 8,205.26 is: 11,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493.02 : 19,999.86 = 8,205.26 : x
  2. Step 2: Convert to fraction form
    14,493.02/19,999.86 = 8,205.26/x
  3. Step 3: Cross multiply
    14,493.02x = 19,999.86 × 8,205.26
  4. Step 4: Simplify right side
    14,493.02x = 164,104,051.26
  5. Step 5: Solve for x
    x = 164,104,051.26/14,493.02
  6. Step 6: Final answer
    x = 11,322.97

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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.