Home / 14,009.02-21,016.60-4,149.06

Finding the Fourth Proportional to 14,009.02, 21,016.60 and 4,149.06

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Solution

The fourth proportional to 14,009.02, 21,016.60 and 4,149.06 is: 6,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.02 : 21,016.60 = 4,149.06 : x
  2. Step 2: Convert to fraction form
    14,009.02/21,016.60 = 4,149.06/x
  3. Step 3: Cross multiply
    14,009.02x = 21,016.60 × 4,149.06
  4. Step 4: Simplify right side
    14,009.02x = 87,199,134.40
  5. Step 5: Solve for x
    x = 87,199,134.40/14,009.02
  6. Step 6: Final answer
    x = 6,224.50

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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.