Home / 14,032.44-19,364.40-7,744.68

Finding the Fourth Proportional to 14,032.44, 19,364.40 and 7,744.68

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Solution

The fourth proportional to 14,032.44, 19,364.40 and 7,744.68 is: 10,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.44 : 19,364.40 = 7,744.68 : x
  2. Step 2: Convert to fraction form
    14,032.44/19,364.40 = 7,744.68/x
  3. Step 3: Cross multiply
    14,032.44x = 19,364.40 × 7,744.68
  4. Step 4: Simplify right side
    14,032.44x = 149,971,081.39
  5. Step 5: Solve for x
    x = 149,971,081.39/14,032.44
  6. Step 6: Final answer
    x = 10,687.46

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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.