Home / 14,442.84-19,932.34-8,156.36

Finding the Fourth Proportional to 14,442.84, 19,932.34 and 8,156.36

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Solution

The fourth proportional to 14,442.84, 19,932.34 and 8,156.36 is: 11,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.84 : 19,932.34 = 8,156.36 : x
  2. Step 2: Convert to fraction form
    14,442.84/19,932.34 = 8,156.36/x
  3. Step 3: Cross multiply
    14,442.84x = 19,932.34 × 8,156.36
  4. Step 4: Simplify right side
    14,442.84x = 162,575,340.68
  5. Step 5: Solve for x
    x = 162,575,340.68/14,442.84
  6. Step 6: Final answer
    x = 11,256.47

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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.