Home / 14,080.02-19,425.67-8,111.53

Finding the Fourth Proportional to 14,080.02, 19,425.67 and 8,111.53

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Solution

The fourth proportional to 14,080.02, 19,425.67 and 8,111.53 is: 11,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.02 : 19,425.67 = 8,111.53 : x
  2. Step 2: Convert to fraction form
    14,080.02/19,425.67 = 8,111.53/x
  3. Step 3: Cross multiply
    14,080.02x = 19,425.67 × 8,111.53
  4. Step 4: Simplify right side
    14,080.02x = 157,571,904.98
  5. Step 5: Solve for x
    x = 157,571,904.98/14,080.02
  6. Step 6: Final answer
    x = 11,191.17

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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.