Home / 18,950.16-26,151.48-12,236.08

Finding the Fourth Proportional to 18,950.16, 26,151.48 and 12,236.08

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Solution

The fourth proportional to 18,950.16, 26,151.48 and 12,236.08 is: 16,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.16 : 26,151.48 = 12,236.08 : x
  2. Step 2: Convert to fraction form
    18,950.16/26,151.48 = 12,236.08/x
  3. Step 3: Cross multiply
    18,950.16x = 26,151.48 × 12,236.08
  4. Step 4: Simplify right side
    18,950.16x = 319,991,601.40
  5. Step 5: Solve for x
    x = 319,991,601.40/18,950.16
  6. Step 6: Final answer
    x = 16,885.96

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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.