Home / 20,076.02-30,113.76-6,225.02

Finding the Fourth Proportional to 20,076.02, 30,113.76 and 6,225.02

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Solution

The fourth proportional to 20,076.02, 30,113.76 and 6,225.02 is: 9,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076.02 : 30,113.76 = 6,225.02 : x
  2. Step 2: Convert to fraction form
    20,076.02/30,113.76 = 6,225.02/x
  3. Step 3: Cross multiply
    20,076.02x = 30,113.76 × 6,225.02
  4. Step 4: Simplify right side
    20,076.02x = 187,458,758.28
  5. Step 5: Solve for x
    x = 187,458,758.28/20,076.02
  6. Step 6: Final answer
    x = 9,337.45

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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.