Home / 30,302.48-41,817.45-16,876.32

Finding the Fourth Proportional to 30,302.48, 41,817.45 and 16,876.32

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Solution

The fourth proportional to 30,302.48, 41,817.45 and 16,876.32 is: 23,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302.48 : 41,817.45 = 16,876.32 : x
  2. Step 2: Convert to fraction form
    30,302.48/41,817.45 = 16,876.32/x
  3. Step 3: Cross multiply
    30,302.48x = 41,817.45 × 16,876.32
  4. Step 4: Simplify right side
    30,302.48x = 705,724,667.78
  5. Step 5: Solve for x
    x = 705,724,667.78/30,302.48
  6. Step 6: Final answer
    x = 23,289.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.