Home / 35,723.84-49,298.70-19,810.64

Finding the Fourth Proportional to 35,723.84, 49,298.70 and 19,810.64

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Solution

The fourth proportional to 35,723.84, 49,298.70 and 19,810.64 is: 27,338.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.84 : 49,298.70 = 19,810.64 : x
  2. Step 2: Convert to fraction form
    35,723.84/49,298.70 = 19,810.64/x
  3. Step 3: Cross multiply
    35,723.84x = 49,298.70 × 19,810.64
  4. Step 4: Simplify right side
    35,723.84x = 976,638,798.17
  5. Step 5: Solve for x
    x = 976,638,798.17/35,723.84
  6. Step 6: Final answer
    x = 27,338.57

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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.