Home / 23,085.45-31,856.02-13,016.37

Finding the Fourth Proportional to 23,085.45, 31,856.02 and 13,016.37

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Solution

The fourth proportional to 23,085.45, 31,856.02 and 13,016.37 is: 17,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.45 : 31,856.02 = 13,016.37 : x
  2. Step 2: Convert to fraction form
    23,085.45/31,856.02 = 13,016.37/x
  3. Step 3: Cross multiply
    23,085.45x = 31,856.02 × 13,016.37
  4. Step 4: Simplify right side
    23,085.45x = 414,649,710.51
  5. Step 5: Solve for x
    x = 414,649,710.51/23,085.45
  6. Step 6: Final answer
    x = 17,961.51

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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.