Home / 20,096.61-30,148.35-6,945.93

Finding the Fourth Proportional to 20,096.61, 30,148.35 and 6,945.93

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Solution

The fourth proportional to 20,096.61, 30,148.35 and 6,945.93 is: 10,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.61 : 30,148.35 = 6,945.93 : x
  2. Step 2: Convert to fraction form
    20,096.61/30,148.35 = 6,945.93/x
  3. Step 3: Cross multiply
    20,096.61x = 30,148.35 × 6,945.93
  4. Step 4: Simplify right side
    20,096.61x = 209,408,328.72
  5. Step 5: Solve for x
    x = 209,408,328.72/20,096.61
  6. Step 6: Final answer
    x = 10,420.08

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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.