Home / 35,681.58-49,227.75-21,529.26

Finding the Fourth Proportional to 35,681.58, 49,227.75 and 21,529.26

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Solution

The fourth proportional to 35,681.58, 49,227.75 and 21,529.26 is: 29,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.58 : 49,227.75 = 21,529.26 : x
  2. Step 2: Convert to fraction form
    35,681.58/49,227.75 = 21,529.26/x
  3. Step 3: Cross multiply
    35,681.58x = 49,227.75 × 21,529.26
  4. Step 4: Simplify right side
    35,681.58x = 1,059,837,028.97
  5. Step 5: Solve for x
    x = 1,059,837,028.97/35,681.58
  6. Step 6: Final answer
    x = 29,702.64

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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.