Home / 20,096.04-30,148.20-6,946.68

Finding the Fourth Proportional to 20,096.04, 30,148.20 and 6,946.68

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Solution

The fourth proportional to 20,096.04, 30,148.20 and 6,946.68 is: 10,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.04 : 30,148.20 = 6,946.68 : x
  2. Step 2: Convert to fraction form
    20,096.04/30,148.20 = 6,946.68/x
  3. Step 3: Cross multiply
    20,096.04x = 30,148.20 × 6,946.68
  4. Step 4: Simplify right side
    20,096.04x = 209,429,897.98
  5. Step 5: Solve for x
    x = 209,429,897.98/20,096.04
  6. Step 6: Final answer
    x = 10,421.45

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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.