Home / 14,525.52-19,905.60-13,125.84

Finding the Fourth Proportional to 14,525.52, 19,905.60 and 13,125.84

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Solution

The fourth proportional to 14,525.52, 19,905.60 and 13,125.84 is: 17,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.52 : 19,905.60 = 13,125.84 : x
  2. Step 2: Convert to fraction form
    14,525.52/19,905.60 = 13,125.84/x
  3. Step 3: Cross multiply
    14,525.52x = 19,905.60 × 13,125.84
  4. Step 4: Simplify right side
    14,525.52x = 261,277,720.70
  5. Step 5: Solve for x
    x = 261,277,720.70/14,525.52
  6. Step 6: Final answer
    x = 17,987.50

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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.