Home / 30,306.56-41,818.08-16,877.48

Finding the Fourth Proportional to 30,306.56, 41,818.08 and 16,877.48

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Solution

The fourth proportional to 30,306.56, 41,818.08 and 16,877.48 is: 23,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.56 : 41,818.08 = 16,877.48 : x
  2. Step 2: Convert to fraction form
    30,306.56/41,818.08 = 16,877.48/x
  3. Step 3: Cross multiply
    30,306.56x = 41,818.08 × 16,877.48
  4. Step 4: Simplify right side
    30,306.56x = 705,783,808.84
  5. Step 5: Solve for x
    x = 705,783,808.84/30,306.56
  6. Step 6: Final answer
    x = 23,288.15

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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.