Home / 14,003.07-21,004.65-9,607.20

Finding the Fourth Proportional to 14,003.07, 21,004.65 and 9,607.20

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Solution

The fourth proportional to 14,003.07, 21,004.65 and 9,607.20 is: 14,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.07 : 21,004.65 = 9,607.20 : x
  2. Step 2: Convert to fraction form
    14,003.07/21,004.65 = 9,607.20/x
  3. Step 3: Cross multiply
    14,003.07x = 21,004.65 × 9,607.20
  4. Step 4: Simplify right side
    14,003.07x = 201,795,873.48
  5. Step 5: Solve for x
    x = 201,795,873.48/14,003.07
  6. Step 6: Final answer
    x = 14,410.83

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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.