Home / 53,729.88-80,594.66-14,286.96

Finding the Fourth Proportional to 53,729.88, 80,594.66 and 14,286.96

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Solution

The fourth proportional to 53,729.88, 80,594.66 and 14,286.96 is: 21,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729.88 : 80,594.66 = 14,286.96 : x
  2. Step 2: Convert to fraction form
    53,729.88/80,594.66 = 14,286.96/x
  3. Step 3: Cross multiply
    53,729.88x = 80,594.66 × 14,286.96
  4. Step 4: Simplify right side
    53,729.88x = 1,151,452,683.63
  5. Step 5: Solve for x
    x = 1,151,452,683.63/53,729.88
  6. Step 6: Final answer
    x = 21,430.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.