Home / 38,927.67-58,408.80-18,928.23

Finding the Fourth Proportional to 38,927.67, 58,408.80 and 18,928.23

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Solution

The fourth proportional to 38,927.67, 58,408.80 and 18,928.23 is: 28,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,927.67 : 58,408.80 = 18,928.23 : x
  2. Step 2: Convert to fraction form
    38,927.67/58,408.80 = 18,928.23/x
  3. Step 3: Cross multiply
    38,927.67x = 58,408.80 × 18,928.23
  4. Step 4: Simplify right side
    38,927.67x = 1,105,575,200.42
  5. Step 5: Solve for x
    x = 1,105,575,200.42/38,927.67
  6. Step 6: Final answer
    x = 28,400.75

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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.