Home / 19,120.30-26,378.64-14,096.46

Finding the Fourth Proportional to 19,120.30, 26,378.64 and 14,096.46

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Solution

The fourth proportional to 19,120.30, 26,378.64 and 14,096.46 is: 19,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,120.30 : 26,378.64 = 14,096.46 : x
  2. Step 2: Convert to fraction form
    19,120.30/26,378.64 = 14,096.46/x
  3. Step 3: Cross multiply
    19,120.30x = 26,378.64 × 14,096.46
  4. Step 4: Simplify right side
    19,120.30x = 371,845,443.61
  5. Step 5: Solve for x
    x = 371,845,443.61/19,120.30
  6. Step 6: Final answer
    x = 19,447.68

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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.