Home / 52,370.09-78,554.07-12,927.55

Finding the Fourth Proportional to 52,370.09, 78,554.07 and 12,927.55

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Solution

The fourth proportional to 52,370.09, 78,554.07 and 12,927.55 is: 19,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,370.09 : 78,554.07 = 12,927.55 : x
  2. Step 2: Convert to fraction form
    52,370.09/78,554.07 = 12,927.55/x
  3. Step 3: Cross multiply
    52,370.09x = 78,554.07 × 12,927.55
  4. Step 4: Simplify right side
    52,370.09x = 1,015,511,503.56
  5. Step 5: Solve for x
    x = 1,015,511,503.56/52,370.09
  6. Step 6: Final answer
    x = 19,391.06

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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.