Home / 14,640.14-21,967.81-10,488.49

Finding the Fourth Proportional to 14,640.14, 21,967.81 and 10,488.49

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Solution

The fourth proportional to 14,640.14, 21,967.81 and 10,488.49 is: 15,738.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.14 : 21,967.81 = 10,488.49 : x
  2. Step 2: Convert to fraction form
    14,640.14/21,967.81 = 10,488.49/x
  3. Step 3: Cross multiply
    14,640.14x = 21,967.81 × 10,488.49
  4. Step 4: Simplify right side
    14,640.14x = 230,409,074.37
  5. Step 5: Solve for x
    x = 230,409,074.37/14,640.14
  6. Step 6: Final answer
    x = 15,738.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.