Home / 14,127.58-21,193.49-4,267.65

Finding the Fourth Proportional to 14,127.58, 21,193.49 and 4,267.65

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Solution

The fourth proportional to 14,127.58, 21,193.49 and 4,267.65 is: 6,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.58 : 21,193.49 = 4,267.65 : x
  2. Step 2: Convert to fraction form
    14,127.58/21,193.49 = 4,267.65/x
  3. Step 3: Cross multiply
    14,127.58x = 21,193.49 × 4,267.65
  4. Step 4: Simplify right side
    14,127.58x = 90,446,397.60
  5. Step 5: Solve for x
    x = 90,446,397.60/14,127.58
  6. Step 6: Final answer
    x = 6,402.12

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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.