Home / 14,253.09-19,670.93-11,858.83

Finding the Fourth Proportional to 14,253.09, 19,670.93 and 11,858.83

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Solution

The fourth proportional to 14,253.09, 19,670.93 and 11,858.83 is: 16,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.09 : 19,670.93 = 11,858.83 : x
  2. Step 2: Convert to fraction form
    14,253.09/19,670.93 = 11,858.83/x
  3. Step 3: Cross multiply
    14,253.09x = 19,670.93 × 11,858.83
  4. Step 4: Simplify right side
    14,253.09x = 233,274,214.81
  5. Step 5: Solve for x
    x = 233,274,214.81/14,253.09
  6. Step 6: Final answer
    x = 16,366.57

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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.