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Finding the Fourth Proportional to 14,235.67, 21,355.94 and 6,341.01

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Solution

The fourth proportional to 14,235.67, 21,355.94 and 6,341.01 is: 9,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.67 : 21,355.94 = 6,341.01 : x
  2. Step 2: Convert to fraction form
    14,235.67/21,355.94 = 6,341.01/x
  3. Step 3: Cross multiply
    14,235.67x = 21,355.94 × 6,341.01
  4. Step 4: Simplify right side
    14,235.67x = 135,418,090.61
  5. Step 5: Solve for x
    x = 135,418,090.61/14,235.67
  6. Step 6: Final answer
    x = 9,512.59

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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.