Home / 19,276.80-28,922.40-7,598.16

Finding the Fourth Proportional to 19,276.80, 28,922.40 and 7,598.16

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Solution

The fourth proportional to 19,276.80, 28,922.40 and 7,598.16 is: 11,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.80 : 28,922.40 = 7,598.16 : x
  2. Step 2: Convert to fraction form
    19,276.80/28,922.40 = 7,598.16/x
  3. Step 3: Cross multiply
    19,276.80x = 28,922.40 × 7,598.16
  4. Step 4: Simplify right side
    19,276.80x = 219,757,022.78
  5. Step 5: Solve for x
    x = 219,757,022.78/19,276.80
  6. Step 6: Final answer
    x = 11,400.08

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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.