Home / 14,999.52-20,549.24-14,438.80

Finding the Fourth Proportional to 14,999.52, 20,549.24 and 14,438.80

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Solution

The fourth proportional to 14,999.52, 20,549.24 and 14,438.80 is: 19,781.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.52 : 20,549.24 = 14,438.80 : x
  2. Step 2: Convert to fraction form
    14,999.52/20,549.24 = 14,438.80/x
  3. Step 3: Cross multiply
    14,999.52x = 20,549.24 × 14,438.80
  4. Step 4: Simplify right side
    14,999.52x = 296,706,366.51
  5. Step 5: Solve for x
    x = 296,706,366.51/14,999.52
  6. Step 6: Final answer
    x = 19,781.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.