Home / 14,523.40-21,806.70-11,240.20

Finding the Fourth Proportional to 14,523.40, 21,806.70 and 11,240.20

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Solution

The fourth proportional to 14,523.40, 21,806.70 and 11,240.20 is: 16,877.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.40 : 21,806.70 = 11,240.20 : x
  2. Step 2: Convert to fraction form
    14,523.40/21,806.70 = 11,240.20/x
  3. Step 3: Cross multiply
    14,523.40x = 21,806.70 × 11,240.20
  4. Step 4: Simplify right side
    14,523.40x = 245,111,669.34
  5. Step 5: Solve for x
    x = 245,111,669.34/14,523.40
  6. Step 6: Final answer
    x = 16,877.02

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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.