Home / 25,554.16-38,334.80-8,025.36

Finding the Fourth Proportional to 25,554.16, 38,334.80 and 8,025.36

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Solution

The fourth proportional to 25,554.16, 38,334.80 and 8,025.36 is: 12,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554.16 : 38,334.80 = 8,025.36 : x
  2. Step 2: Convert to fraction form
    25,554.16/38,334.80 = 8,025.36/x
  3. Step 3: Cross multiply
    25,554.16x = 38,334.80 × 8,025.36
  4. Step 4: Simplify right side
    25,554.16x = 307,650,570.53
  5. Step 5: Solve for x
    x = 307,650,570.53/25,554.16
  6. Step 6: Final answer
    x = 12,039.16

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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.