Home / 20,070.02-30,104.76-6,219.02

Finding the Fourth Proportional to 20,070.02, 30,104.76 and 6,219.02

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Solution

The fourth proportional to 20,070.02, 30,104.76 and 6,219.02 is: 9,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070.02 : 30,104.76 = 6,219.02 : x
  2. Step 2: Convert to fraction form
    20,070.02/30,104.76 = 6,219.02/x
  3. Step 3: Cross multiply
    20,070.02x = 30,104.76 × 6,219.02
  4. Step 4: Simplify right side
    20,070.02x = 187,222,104.54
  5. Step 5: Solve for x
    x = 187,222,104.54/20,070.02
  6. Step 6: Final answer
    x = 9,328.45

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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.