Home / 14,094.42-19,445.47-8,040.31

Finding the Fourth Proportional to 14,094.42, 19,445.47 and 8,040.31

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Solution

The fourth proportional to 14,094.42, 19,445.47 and 8,040.31 is: 11,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.42 : 19,445.47 = 8,040.31 : x
  2. Step 2: Convert to fraction form
    14,094.42/19,445.47 = 8,040.31/x
  3. Step 3: Cross multiply
    14,094.42x = 19,445.47 × 8,040.31
  4. Step 4: Simplify right side
    14,094.42x = 156,347,647.56
  5. Step 5: Solve for x
    x = 156,347,647.56/14,094.42
  6. Step 6: Final answer
    x = 11,092.87

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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.