Home / 14,009.63-19,333.70-7,722.41

Finding the Fourth Proportional to 14,009.63, 19,333.70 and 7,722.41

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Solution

The fourth proportional to 14,009.63, 19,333.70 and 7,722.41 is: 10,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.63 : 19,333.70 = 7,722.41 : x
  2. Step 2: Convert to fraction form
    14,009.63/19,333.70 = 7,722.41/x
  3. Step 3: Cross multiply
    14,009.63x = 19,333.70 × 7,722.41
  4. Step 4: Simplify right side
    14,009.63x = 149,302,622.94
  5. Step 5: Solve for x
    x = 149,302,622.94/14,009.63
  6. Step 6: Final answer
    x = 10,657.15

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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.