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Finding the Fourth Proportional to 14,402.59, 21,603.86 and 4,014.34

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Solution

The fourth proportional to 14,402.59, 21,603.86 and 4,014.34 is: 6,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.59 : 21,603.86 = 4,014.34 : x
  2. Step 2: Convert to fraction form
    14,402.59/21,603.86 = 4,014.34/x
  3. Step 3: Cross multiply
    14,402.59x = 21,603.86 × 4,014.34
  4. Step 4: Simplify right side
    14,402.59x = 86,725,301.85
  5. Step 5: Solve for x
    x = 86,725,301.85/14,402.59
  6. Step 6: Final answer
    x = 6,021.51

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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.