Home / 25,583.32-38,376.06-8,945.08

Finding the Fourth Proportional to 25,583.32, 38,376.06 and 8,945.08

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Solution

The fourth proportional to 25,583.32, 38,376.06 and 8,945.08 is: 13,418.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.32 : 38,376.06 = 8,945.08 : x
  2. Step 2: Convert to fraction form
    25,583.32/38,376.06 = 8,945.08/x
  3. Step 3: Cross multiply
    25,583.32x = 38,376.06 × 8,945.08
  4. Step 4: Simplify right side
    25,583.32x = 343,276,926.78
  5. Step 5: Solve for x
    x = 343,276,926.78/25,583.32
  6. Step 6: Final answer
    x = 13,418.00

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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.