Home / 19,838.41-27,376.95-10,885.73

Finding the Fourth Proportional to 19,838.41, 27,376.95 and 10,885.73

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Solution

The fourth proportional to 19,838.41, 27,376.95 and 10,885.73 is: 15,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.41 : 27,376.95 = 10,885.73 : x
  2. Step 2: Convert to fraction form
    19,838.41/27,376.95 = 10,885.73/x
  3. Step 3: Cross multiply
    19,838.41x = 27,376.95 × 10,885.73
  4. Step 4: Simplify right side
    19,838.41x = 298,018,085.92
  5. Step 5: Solve for x
    x = 298,018,085.92/19,838.41
  6. Step 6: Final answer
    x = 15,022.28

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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.