Home / 43,277.49-64,866.69-19,603.08

Finding the Fourth Proportional to 43,277.49, 64,866.69 and 19,603.08

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Solution

The fourth proportional to 43,277.49, 64,866.69 and 19,603.08 is: 29,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,277.49 : 64,866.69 = 19,603.08 : x
  2. Step 2: Convert to fraction form
    43,277.49/64,866.69 = 19,603.08/x
  3. Step 3: Cross multiply
    43,277.49x = 64,866.69 × 19,603.08
  4. Step 4: Simplify right side
    43,277.49x = 1,271,586,913.41
  5. Step 5: Solve for x
    x = 1,271,586,913.41/43,277.49
  6. Step 6: Final answer
    x = 29,382.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.