Home / 14,266.60-21,351.30-13,100.20

Finding the Fourth Proportional to 14,266.60, 21,351.30 and 13,100.20

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Solution

The fourth proportional to 14,266.60, 21,351.30 and 13,100.20 is: 19,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.60 : 21,351.30 = 13,100.20 : x
  2. Step 2: Convert to fraction form
    14,266.60/21,351.30 = 13,100.20/x
  3. Step 3: Cross multiply
    14,266.60x = 21,351.30 × 13,100.20
  4. Step 4: Simplify right side
    14,266.60x = 279,706,300.26
  5. Step 5: Solve for x
    x = 279,706,300.26/14,266.60
  6. Step 6: Final answer
    x = 19,605.67

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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.