Home / 19,190.36-26,474.64-12,473.84

Finding the Fourth Proportional to 19,190.36, 26,474.64 and 12,473.84

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Solution

The fourth proportional to 19,190.36, 26,474.64 and 12,473.84 is: 17,208.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.36 : 26,474.64 = 12,473.84 : x
  2. Step 2: Convert to fraction form
    19,190.36/26,474.64 = 12,473.84/x
  3. Step 3: Cross multiply
    19,190.36x = 26,474.64 × 12,473.84
  4. Step 4: Simplify right side
    19,190.36x = 330,240,423.42
  5. Step 5: Solve for x
    x = 330,240,423.42/19,190.36
  6. Step 6: Final answer
    x = 17,208.66

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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.