Home / 19,310.94-26,661.14-14,825.76

Finding the Fourth Proportional to 19,310.94, 26,661.14 and 14,825.76

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Solution

The fourth proportional to 19,310.94, 26,661.14 and 14,825.76 is: 20,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.94 : 26,661.14 = 14,825.76 : x
  2. Step 2: Convert to fraction form
    19,310.94/26,661.14 = 14,825.76/x
  3. Step 3: Cross multiply
    19,310.94x = 26,661.14 × 14,825.76
  4. Step 4: Simplify right side
    19,310.94x = 395,271,588.84
  5. Step 5: Solve for x
    x = 395,271,588.84/19,310.94
  6. Step 6: Final answer
    x = 20,468.79

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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.