Home / 25,699.76-38,544.91-11,656.41

Finding the Fourth Proportional to 25,699.76, 38,544.91 and 11,656.41

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Solution

The fourth proportional to 25,699.76, 38,544.91 and 11,656.41 is: 17,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.76 : 38,544.91 = 11,656.41 : x
  2. Step 2: Convert to fraction form
    25,699.76/38,544.91 = 11,656.41/x
  3. Step 3: Cross multiply
    25,699.76x = 38,544.91 × 11,656.41
  4. Step 4: Simplify right side
    25,699.76x = 449,295,100.69
  5. Step 5: Solve for x
    x = 449,295,100.69/25,699.76
  6. Step 6: Final answer
    x = 17,482.46

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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.