Home / 25,896-35,736.48-14,718.72

Finding the Fourth Proportional to 25,896, 35,736.48 and 14,718.72

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Solution

The fourth proportional to 25,896, 35,736.48 and 14,718.72 is: 20,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,896 : 35,736.48 = 14,718.72 : x
  2. Step 2: Convert to fraction form
    25,896/35,736.48 = 14,718.72/x
  3. Step 3: Cross multiply
    25,896x = 35,736.48 × 14,718.72
  4. Step 4: Simplify right side
    25,896x = 525,995,242.91
  5. Step 5: Solve for x
    x = 525,995,242.91/25,896
  6. Step 6: Final answer
    x = 20,311.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.