Home / 20,041.18-30,061.47-6,893.67

Finding the Fourth Proportional to 20,041.18, 30,061.47 and 6,893.67

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Solution

The fourth proportional to 20,041.18, 30,061.47 and 6,893.67 is: 10,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.18 : 30,061.47 = 6,893.67 : x
  2. Step 2: Convert to fraction form
    20,041.18/30,061.47 = 6,893.67/x
  3. Step 3: Cross multiply
    20,041.18x = 30,061.47 × 6,893.67
  4. Step 4: Simplify right side
    20,041.18x = 207,233,853.89
  5. Step 5: Solve for x
    x = 207,233,853.89/20,041.18
  6. Step 6: Final answer
    x = 10,340.40

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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.