Home / 19,447.94-26,830.18-14,424.54

Finding the Fourth Proportional to 19,447.94, 26,830.18 and 14,424.54

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Solution

The fourth proportional to 19,447.94, 26,830.18 and 14,424.54 is: 19,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.94 : 26,830.18 = 14,424.54 : x
  2. Step 2: Convert to fraction form
    19,447.94/26,830.18 = 14,424.54/x
  3. Step 3: Cross multiply
    19,447.94x = 26,830.18 × 14,424.54
  4. Step 4: Simplify right side
    19,447.94x = 387,013,004.62
  5. Step 5: Solve for x
    x = 387,013,004.62/19,447.94
  6. Step 6: Final answer
    x = 19,899.95

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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.