Home / 17,074.80-23,522.40-16,345.80

Finding the Fourth Proportional to 17,074.80, 23,522.40 and 16,345.80

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Solution

The fourth proportional to 17,074.80, 23,522.40 and 16,345.80 is: 22,518.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,074.80 : 23,522.40 = 16,345.80 : x
  2. Step 2: Convert to fraction form
    17,074.80/23,522.40 = 16,345.80/x
  3. Step 3: Cross multiply
    17,074.80x = 23,522.40 × 16,345.80
  4. Step 4: Simplify right side
    17,074.80x = 384,492,445.92
  5. Step 5: Solve for x
    x = 384,492,445.92/17,074.80
  6. Step 6: Final answer
    x = 22,518.12

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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.