Home / 14,811.92-22,087.24-14,678.57

Finding the Fourth Proportional to 14,811.92, 22,087.24 and 14,678.57

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Solution

The fourth proportional to 14,811.92, 22,087.24 and 14,678.57 is: 21,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.92 : 22,087.24 = 14,678.57 : x
  2. Step 2: Convert to fraction form
    14,811.92/22,087.24 = 14,678.57/x
  3. Step 3: Cross multiply
    14,811.92x = 22,087.24 × 14,678.57
  4. Step 4: Simplify right side
    14,811.92x = 324,209,098.45
  5. Step 5: Solve for x
    x = 324,209,098.45/14,811.92
  6. Step 6: Final answer
    x = 21,888.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.