Home / 25,642.14-35,381.48-19,497.36

Finding the Fourth Proportional to 25,642.14, 35,381.48 and 19,497.36

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Solution

The fourth proportional to 25,642.14, 35,381.48 and 19,497.36 is: 26,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.14 : 35,381.48 = 19,497.36 : x
  2. Step 2: Convert to fraction form
    25,642.14/35,381.48 = 19,497.36/x
  3. Step 3: Cross multiply
    25,642.14x = 35,381.48 × 19,497.36
  4. Step 4: Simplify right side
    25,642.14x = 689,845,355.41
  5. Step 5: Solve for x
    x = 689,845,355.41/25,642.14
  6. Step 6: Final answer
    x = 26,902.80

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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.