Home / 35,767.95-49,364.15-19,857.53

Finding the Fourth Proportional to 35,767.95, 49,364.15 and 19,857.53

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Solution

The fourth proportional to 35,767.95, 49,364.15 and 19,857.53 is: 27,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767.95 : 49,364.15 = 19,857.53 : x
  2. Step 2: Convert to fraction form
    35,767.95/49,364.15 = 19,857.53/x
  3. Step 3: Cross multiply
    35,767.95x = 49,364.15 × 19,857.53
  4. Step 4: Simplify right side
    35,767.95x = 980,249,743.44
  5. Step 5: Solve for x
    x = 980,249,743.44/35,767.95
  6. Step 6: Final answer
    x = 27,405.81

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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.