Home / 25,796.39-38,696.63-11,005.43

Finding the Fourth Proportional to 25,796.39, 38,696.63 and 11,005.43

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Solution

The fourth proportional to 25,796.39, 38,696.63 and 11,005.43 is: 16,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.39 : 38,696.63 = 11,005.43 : x
  2. Step 2: Convert to fraction form
    25,796.39/38,696.63 = 11,005.43/x
  3. Step 3: Cross multiply
    25,796.39x = 38,696.63 × 11,005.43
  4. Step 4: Simplify right side
    25,796.39x = 425,872,804.19
  5. Step 5: Solve for x
    x = 425,872,804.19/25,796.39
  6. Step 6: Final answer
    x = 16,509.01

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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.