Home / 14,023.20-21,034.80-5,700.45

Finding the Fourth Proportional to 14,023.20, 21,034.80 and 5,700.45

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Solution

The fourth proportional to 14,023.20, 21,034.80 and 5,700.45 is: 8,550.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.20 : 21,034.80 = 5,700.45 : x
  2. Step 2: Convert to fraction form
    14,023.20/21,034.80 = 5,700.45/x
  3. Step 3: Cross multiply
    14,023.20x = 21,034.80 × 5,700.45
  4. Step 4: Simplify right side
    14,023.20x = 119,907,825.66
  5. Step 5: Solve for x
    x = 119,907,825.66/14,023.20
  6. Step 6: Final answer
    x = 8,550.68

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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.