Home / 14,267.55-19,686.06-8,960.43

Finding the Fourth Proportional to 14,267.55, 19,686.06 and 8,960.43

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Solution

The fourth proportional to 14,267.55, 19,686.06 and 8,960.43 is: 12,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.55 : 19,686.06 = 8,960.43 : x
  2. Step 2: Convert to fraction form
    14,267.55/19,686.06 = 8,960.43/x
  3. Step 3: Cross multiply
    14,267.55x = 19,686.06 × 8,960.43
  4. Step 4: Simplify right side
    14,267.55x = 176,395,562.61
  5. Step 5: Solve for x
    x = 176,395,562.61/14,267.55
  6. Step 6: Final answer
    x = 12,363.41

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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.