Home / 25,518.32-38,232.24-21,783.08

Finding the Fourth Proportional to 25,518.32, 38,232.24 and 21,783.08

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Solution

The fourth proportional to 25,518.32, 38,232.24 and 21,783.08 is: 32,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.32 : 38,232.24 = 21,783.08 : x
  2. Step 2: Convert to fraction form
    25,518.32/38,232.24 = 21,783.08/x
  3. Step 3: Cross multiply
    25,518.32x = 38,232.24 × 21,783.08
  4. Step 4: Simplify right side
    25,518.32x = 832,815,942.50
  5. Step 5: Solve for x
    x = 832,815,942.50/25,518.32
  6. Step 6: Final answer
    x = 32,636.00

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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.