Home / 14,000.79-21,002.66-6,603.27

Finding the Fourth Proportional to 14,000.79, 21,002.66 and 6,603.27

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Solution

The fourth proportional to 14,000.79, 21,002.66 and 6,603.27 is: 9,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.79 : 21,002.66 = 6,603.27 : x
  2. Step 2: Convert to fraction form
    14,000.79/21,002.66 = 6,603.27/x
  3. Step 3: Cross multiply
    14,000.79x = 21,002.66 × 6,603.27
  4. Step 4: Simplify right side
    14,000.79x = 138,686,201.68
  5. Step 5: Solve for x
    x = 138,686,201.68/14,000.79
  6. Step 6: Final answer
    x = 9,905.60

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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.