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Finding the Fourth Proportional to 14,329.85, 21,503.07 and 6,009.12

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Solution

The fourth proportional to 14,329.85, 21,503.07 and 6,009.12 is: 9,017.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.85 : 21,503.07 = 6,009.12 : x
  2. Step 2: Convert to fraction form
    14,329.85/21,503.07 = 6,009.12/x
  3. Step 3: Cross multiply
    14,329.85x = 21,503.07 × 6,009.12
  4. Step 4: Simplify right side
    14,329.85x = 129,214,528.00
  5. Step 5: Solve for x
    x = 129,214,528.00/14,329.85
  6. Step 6: Final answer
    x = 9,017.16

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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.