Home / 14,018.73-21,028.02-4,659.45

Finding the Fourth Proportional to 14,018.73, 21,028.02 and 4,659.45

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Solution

The fourth proportional to 14,018.73, 21,028.02 and 4,659.45 is: 6,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.73 : 21,028.02 = 4,659.45 : x
  2. Step 2: Convert to fraction form
    14,018.73/21,028.02 = 4,659.45/x
  3. Step 3: Cross multiply
    14,018.73x = 21,028.02 × 4,659.45
  4. Step 4: Simplify right side
    14,018.73x = 97,979,007.79
  5. Step 5: Solve for x
    x = 97,979,007.79/14,018.73
  6. Step 6: Final answer
    x = 6,989.15

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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.