Home / 30,254.61-41,747.36-16,823.19

Finding the Fourth Proportional to 30,254.61, 41,747.36 and 16,823.19

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Solution

The fourth proportional to 30,254.61, 41,747.36 and 16,823.19 is: 23,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,254.61 : 41,747.36 = 16,823.19 : x
  2. Step 2: Convert to fraction form
    30,254.61/41,747.36 = 16,823.19/x
  3. Step 3: Cross multiply
    30,254.61x = 41,747.36 × 16,823.19
  4. Step 4: Simplify right side
    30,254.61x = 702,323,685.16
  5. Step 5: Solve for x
    x = 702,323,685.16/30,254.61
  6. Step 6: Final answer
    x = 23,213.77

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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.