Home / 14,081.02-19,427.05-8,112.53

Finding the Fourth Proportional to 14,081.02, 19,427.05 and 8,112.53

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Solution

The fourth proportional to 14,081.02, 19,427.05 and 8,112.53 is: 11,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.02 : 19,427.05 = 8,112.53 : x
  2. Step 2: Convert to fraction form
    14,081.02/19,427.05 = 8,112.53/x
  3. Step 3: Cross multiply
    14,081.02x = 19,427.05 × 8,112.53
  4. Step 4: Simplify right side
    14,081.02x = 157,602,525.94
  5. Step 5: Solve for x
    x = 157,602,525.94/14,081.02
  6. Step 6: Final answer
    x = 11,192.55

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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.