Home / 35,609.52-49,141.44-21,459.36

Finding the Fourth Proportional to 35,609.52, 49,141.44 and 21,459.36

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Solution

The fourth proportional to 35,609.52, 49,141.44 and 21,459.36 is: 29,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.52 : 49,141.44 = 21,459.36 : x
  2. Step 2: Convert to fraction form
    35,609.52/49,141.44 = 21,459.36/x
  3. Step 3: Cross multiply
    35,609.52x = 49,141.44 × 21,459.36
  4. Step 4: Simplify right side
    35,609.52x = 1,054,543,851.88
  5. Step 5: Solve for x
    x = 1,054,543,851.88/35,609.52
  6. Step 6: Final answer
    x = 29,614.10

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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.