Home / 35,858.16-49,485.48-19,726.18

Finding the Fourth Proportional to 35,858.16, 49,485.48 and 19,726.18

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Solution

The fourth proportional to 35,858.16, 49,485.48 and 19,726.18 is: 27,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.16 : 49,485.48 = 19,726.18 : x
  2. Step 2: Convert to fraction form
    35,858.16/49,485.48 = 19,726.18/x
  3. Step 3: Cross multiply
    35,858.16x = 49,485.48 × 19,726.18
  4. Step 4: Simplify right side
    35,858.16x = 976,159,485.87
  5. Step 5: Solve for x
    x = 976,159,485.87/35,858.16
  6. Step 6: Final answer
    x = 27,222.80

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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.