Home / 14,060.60-19,403.60-7,772.98

Finding the Fourth Proportional to 14,060.60, 19,403.60 and 7,772.98

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Solution

The fourth proportional to 14,060.60, 19,403.60 and 7,772.98 is: 10,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.60 : 19,403.60 = 7,772.98 : x
  2. Step 2: Convert to fraction form
    14,060.60/19,403.60 = 7,772.98/x
  3. Step 3: Cross multiply
    14,060.60x = 19,403.60 × 7,772.98
  4. Step 4: Simplify right side
    14,060.60x = 150,823,794.73
  5. Step 5: Solve for x
    x = 150,823,794.73/14,060.60
  6. Step 6: Final answer
    x = 10,726.70

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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.