Home / 19,170.75-26,446.36-12,362.98

Finding the Fourth Proportional to 19,170.75, 26,446.36 and 12,362.98

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Solution

The fourth proportional to 19,170.75, 26,446.36 and 12,362.98 is: 17,054.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.75 : 26,446.36 = 12,362.98 : x
  2. Step 2: Convert to fraction form
    19,170.75/26,446.36 = 12,362.98/x
  3. Step 3: Cross multiply
    19,170.75x = 26,446.36 × 12,362.98
  4. Step 4: Simplify right side
    19,170.75x = 326,955,687.52
  5. Step 5: Solve for x
    x = 326,955,687.52/19,170.75
  6. Step 6: Final answer
    x = 17,054.92

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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.