Home / 19,180.92-26,477.10-14,990.52

Finding the Fourth Proportional to 19,180.92, 26,477.10 and 14,990.52

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Solution

The fourth proportional to 19,180.92, 26,477.10 and 14,990.52 is: 20,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.92 : 26,477.10 = 14,990.52 : x
  2. Step 2: Convert to fraction form
    19,180.92/26,477.10 = 14,990.52/x
  3. Step 3: Cross multiply
    19,180.92x = 26,477.10 × 14,990.52
  4. Step 4: Simplify right side
    19,180.92x = 396,905,497.09
  5. Step 5: Solve for x
    x = 396,905,497.09/19,180.92
  6. Step 6: Final answer
    x = 20,692.72

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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.