Home / 19,047.32-28,598.25-11,666.42

Finding the Fourth Proportional to 19,047.32, 28,598.25 and 11,666.42

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Solution

The fourth proportional to 19,047.32, 28,598.25 and 11,666.42 is: 17,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.32 : 28,598.25 = 11,666.42 : x
  2. Step 2: Convert to fraction form
    19,047.32/28,598.25 = 11,666.42/x
  3. Step 3: Cross multiply
    19,047.32x = 28,598.25 × 11,666.42
  4. Step 4: Simplify right side
    19,047.32x = 333,639,195.77
  5. Step 5: Solve for x
    x = 333,639,195.77/19,047.32
  6. Step 6: Final answer
    x = 17,516.33

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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.