Home / 21,812.07-32,711.16-7,017.54

Finding the Fourth Proportional to 21,812.07, 32,711.16 and 7,017.54

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Solution

The fourth proportional to 21,812.07, 32,711.16 and 7,017.54 is: 10,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,812.07 : 32,711.16 = 7,017.54 : x
  2. Step 2: Convert to fraction form
    21,812.07/32,711.16 = 7,017.54/x
  3. Step 3: Cross multiply
    21,812.07x = 32,711.16 × 7,017.54
  4. Step 4: Simplify right side
    21,812.07x = 229,551,873.75
  5. Step 5: Solve for x
    x = 229,551,873.75/21,812.07
  6. Step 6: Final answer
    x = 10,524.08

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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.