Home / 25,887.36-35,736.59-19,516.53

Finding the Fourth Proportional to 25,887.36, 35,736.59 and 19,516.53

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Solution

The fourth proportional to 25,887.36, 35,736.59 and 19,516.53 is: 26,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,887.36 : 35,736.59 = 19,516.53 : x
  2. Step 2: Convert to fraction form
    25,887.36/35,736.59 = 19,516.53/x
  3. Step 3: Cross multiply
    25,887.36x = 35,736.59 × 19,516.53
  4. Step 4: Simplify right side
    25,887.36x = 697,454,133.25
  5. Step 5: Solve for x
    x = 697,454,133.25/25,887.36
  6. Step 6: Final answer
    x = 26,941.88

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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.