Home / 14,267.70-21,401.55-13,461.30

Finding the Fourth Proportional to 14,267.70, 21,401.55 and 13,461.30

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Solution

The fourth proportional to 14,267.70, 21,401.55 and 13,461.30 is: 20,191.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.70 : 21,401.55 = 13,461.30 : x
  2. Step 2: Convert to fraction form
    14,267.70/21,401.55 = 13,461.30/x
  3. Step 3: Cross multiply
    14,267.70x = 21,401.55 × 13,461.30
  4. Step 4: Simplify right side
    14,267.70x = 288,092,685.02
  5. Step 5: Solve for x
    x = 288,092,685.02/14,267.70
  6. Step 6: Final answer
    x = 20,191.95

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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.