Home / 25,307.12-37,882.92-21,574.64

Finding the Fourth Proportional to 25,307.12, 37,882.92 and 21,574.64

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Solution

The fourth proportional to 25,307.12, 37,882.92 and 21,574.64 is: 32,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.12 : 37,882.92 = 21,574.64 : x
  2. Step 2: Convert to fraction form
    25,307.12/37,882.92 = 21,574.64/x
  3. Step 3: Cross multiply
    25,307.12x = 37,882.92 × 21,574.64
  4. Step 4: Simplify right side
    25,307.12x = 817,310,361.15
  5. Step 5: Solve for x
    x = 817,310,361.15/25,307.12
  6. Step 6: Final answer
    x = 32,295.67

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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.