Home / 51,945.74-77,928.33-16,895.42

Finding the Fourth Proportional to 51,945.74, 77,928.33 and 16,895.42

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Solution

The fourth proportional to 51,945.74, 77,928.33 and 16,895.42 is: 25,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945.74 : 77,928.33 = 16,895.42 : x
  2. Step 2: Convert to fraction form
    51,945.74/77,928.33 = 16,895.42/x
  3. Step 3: Cross multiply
    51,945.74x = 77,928.33 × 16,895.42
  4. Step 4: Simplify right side
    51,945.74x = 1,316,631,865.25
  5. Step 5: Solve for x
    x = 1,316,631,865.25/51,945.74
  6. Step 6: Final answer
    x = 25,346.29

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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.