Home / 35,837.39-49,457.36-19,921.50

Finding the Fourth Proportional to 35,837.39, 49,457.36 and 19,921.50

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Solution

The fourth proportional to 35,837.39, 49,457.36 and 19,921.50 is: 27,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,837.39 : 49,457.36 = 19,921.50 : x
  2. Step 2: Convert to fraction form
    35,837.39/49,457.36 = 19,921.50/x
  3. Step 3: Cross multiply
    35,837.39x = 49,457.36 × 19,921.50
  4. Step 4: Simplify right side
    35,837.39x = 985,264,847.04
  5. Step 5: Solve for x
    x = 985,264,847.04/35,837.39
  6. Step 6: Final answer
    x = 27,492.65

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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.