Home / 20,152.02-30,228.09-7,004.52

Finding the Fourth Proportional to 20,152.02, 30,228.09 and 7,004.52

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Solution

The fourth proportional to 20,152.02, 30,228.09 and 7,004.52 is: 10,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.02 : 30,228.09 = 7,004.52 : x
  2. Step 2: Convert to fraction form
    20,152.02/30,228.09 = 7,004.52/x
  3. Step 3: Cross multiply
    20,152.02x = 30,228.09 × 7,004.52
  4. Step 4: Simplify right side
    20,152.02x = 211,733,260.97
  5. Step 5: Solve for x
    x = 211,733,260.97/20,152.02
  6. Step 6: Final answer
    x = 10,506.80

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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.