Home / 17,492.80-26,239.20-9,169.60

Finding the Fourth Proportional to 17,492.80, 26,239.20 and 9,169.60

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Solution

The fourth proportional to 17,492.80, 26,239.20 and 9,169.60 is: 13,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,492.80 : 26,239.20 = 9,169.60 : x
  2. Step 2: Convert to fraction form
    17,492.80/26,239.20 = 9,169.60/x
  3. Step 3: Cross multiply
    17,492.80x = 26,239.20 × 9,169.60
  4. Step 4: Simplify right side
    17,492.80x = 240,602,968.32
  5. Step 5: Solve for x
    x = 240,602,968.32/17,492.80
  6. Step 6: Final answer
    x = 13,754.40

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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.