Home / 14,618.63-21,928.27-4,758.67

Finding the Fourth Proportional to 14,618.63, 21,928.27 and 4,758.67

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Solution

The fourth proportional to 14,618.63, 21,928.27 and 4,758.67 is: 7,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.63 : 21,928.27 = 4,758.67 : x
  2. Step 2: Convert to fraction form
    14,618.63/21,928.27 = 4,758.67/x
  3. Step 3: Cross multiply
    14,618.63x = 21,928.27 × 4,758.67
  4. Step 4: Simplify right side
    14,618.63x = 104,349,412.50
  5. Step 5: Solve for x
    x = 104,349,412.50/14,618.63
  6. Step 6: Final answer
    x = 7,138.11

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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.