Home / 50,903.71-76,277.63-21,305.43

Finding the Fourth Proportional to 50,903.71, 76,277.63 and 21,305.43

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Solution

The fourth proportional to 50,903.71, 76,277.63 and 21,305.43 is: 31,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,903.71 : 76,277.63 = 21,305.43 : x
  2. Step 2: Convert to fraction form
    50,903.71/76,277.63 = 21,305.43/x
  3. Step 3: Cross multiply
    50,903.71x = 76,277.63 × 21,305.43
  4. Step 4: Simplify right side
    50,903.71x = 1,625,127,759.79
  5. Step 5: Solve for x
    x = 1,625,127,759.79/50,903.71
  6. Step 6: Final answer
    x = 31,925.53

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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.