Home / 51,570.25-77,342.83-21,568.25

Finding the Fourth Proportional to 51,570.25, 77,342.83 and 21,568.25

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Solution

The fourth proportional to 51,570.25, 77,342.83 and 21,568.25 is: 32,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,570.25 : 77,342.83 = 21,568.25 : x
  2. Step 2: Convert to fraction form
    51,570.25/77,342.83 = 21,568.25/x
  3. Step 3: Cross multiply
    51,570.25x = 77,342.83 × 21,568.25
  4. Step 4: Simplify right side
    51,570.25x = 1,668,149,493.15
  5. Step 5: Solve for x
    x = 1,668,149,493.15/51,570.25
  6. Step 6: Final answer
    x = 32,347.13

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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.