Home / 14,069.23-21,080.48-9,900.52

Finding the Fourth Proportional to 14,069.23, 21,080.48 and 9,900.52

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Solution

The fourth proportional to 14,069.23, 21,080.48 and 9,900.52 is: 14,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.23 : 21,080.48 = 9,900.52 : x
  2. Step 2: Convert to fraction form
    14,069.23/21,080.48 = 9,900.52/x
  3. Step 3: Cross multiply
    14,069.23x = 21,080.48 × 9,900.52
  4. Step 4: Simplify right side
    14,069.23x = 208,707,713.85
  5. Step 5: Solve for x
    x = 208,707,713.85/14,069.23
  6. Step 6: Final answer
    x = 14,834.34

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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.