Home / 14,518.23-21,777.35-5,284.95

Finding the Fourth Proportional to 14,518.23, 21,777.35 and 5,284.95

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Solution

The fourth proportional to 14,518.23, 21,777.35 and 5,284.95 is: 7,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.23 : 21,777.35 = 5,284.95 : x
  2. Step 2: Convert to fraction form
    14,518.23/21,777.35 = 5,284.95/x
  3. Step 3: Cross multiply
    14,518.23x = 21,777.35 × 5,284.95
  4. Step 4: Simplify right side
    14,518.23x = 115,092,179.46
  5. Step 5: Solve for x
    x = 115,092,179.46/14,518.23
  6. Step 6: Final answer
    x = 7,927.43

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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.