Home / 19,800.02-27,308.66-11,840.70

Finding the Fourth Proportional to 19,800.02, 27,308.66 and 11,840.70

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Solution

The fourth proportional to 19,800.02, 27,308.66 and 11,840.70 is: 16,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.02 : 27,308.66 = 11,840.70 : x
  2. Step 2: Convert to fraction form
    19,800.02/27,308.66 = 11,840.70/x
  3. Step 3: Cross multiply
    19,800.02x = 27,308.66 × 11,840.70
  4. Step 4: Simplify right side
    19,800.02x = 323,353,650.46
  5. Step 5: Solve for x
    x = 323,353,650.46/19,800.02
  6. Step 6: Final answer
    x = 16,330.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.