Home / 21,735.74-30,009.26-14,941.06

Finding the Fourth Proportional to 21,735.74, 30,009.26 and 14,941.06

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Solution

The fourth proportional to 21,735.74, 30,009.26 and 14,941.06 is: 20,628.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.74 : 30,009.26 = 14,941.06 : x
  2. Step 2: Convert to fraction form
    21,735.74/30,009.26 = 14,941.06/x
  3. Step 3: Cross multiply
    21,735.74x = 30,009.26 × 14,941.06
  4. Step 4: Simplify right side
    21,735.74x = 448,370,154.22
  5. Step 5: Solve for x
    x = 448,370,154.22/21,735.74
  6. Step 6: Final answer
    x = 20,628.24

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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.