Home / 19,499.96-26,898.35-11,840.60

Finding the Fourth Proportional to 19,499.96, 26,898.35 and 11,840.60

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Solution

The fourth proportional to 19,499.96, 26,898.35 and 11,840.60 is: 16,332.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.96 : 26,898.35 = 11,840.60 : x
  2. Step 2: Convert to fraction form
    19,499.96/26,898.35 = 11,840.60/x
  3. Step 3: Cross multiply
    19,499.96x = 26,898.35 × 11,840.60
  4. Step 4: Simplify right side
    19,499.96x = 318,492,611.05
  5. Step 5: Solve for x
    x = 318,492,611.05/19,499.96
  6. Step 6: Final answer
    x = 16,332.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.