Home / 35,603.39-49,133.01-19,688.11

Finding the Fourth Proportional to 35,603.39, 49,133.01 and 19,688.11

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Solution

The fourth proportional to 35,603.39, 49,133.01 and 19,688.11 is: 27,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,603.39 : 49,133.01 = 19,688.11 : x
  2. Step 2: Convert to fraction form
    35,603.39/49,133.01 = 19,688.11/x
  3. Step 3: Cross multiply
    35,603.39x = 49,133.01 × 19,688.11
  4. Step 4: Simplify right side
    35,603.39x = 967,336,084.07
  5. Step 5: Solve for x
    x = 967,336,084.07/35,603.39
  6. Step 6: Final answer
    x = 27,169.77

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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.