Home / 30,256.81-41,753.80-16,827.77

Finding the Fourth Proportional to 30,256.81, 41,753.80 and 16,827.77

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Solution

The fourth proportional to 30,256.81, 41,753.80 and 16,827.77 is: 23,221.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.81 : 41,753.80 = 16,827.77 : x
  2. Step 2: Convert to fraction form
    30,256.81/41,753.80 = 16,827.77/x
  3. Step 3: Cross multiply
    30,256.81x = 41,753.80 × 16,827.77
  4. Step 4: Simplify right side
    30,256.81x = 702,623,405.34
  5. Step 5: Solve for x
    x = 702,623,405.34/30,256.81
  6. Step 6: Final answer
    x = 23,221.99

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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.