Home / 46,283.53-69,369.64-21,289.13

Finding the Fourth Proportional to 46,283.53, 69,369.64 and 21,289.13

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Solution

The fourth proportional to 46,283.53, 69,369.64 and 21,289.13 is: 31,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,283.53 : 69,369.64 = 21,289.13 : x
  2. Step 2: Convert to fraction form
    46,283.53/69,369.64 = 21,289.13/x
  3. Step 3: Cross multiply
    46,283.53x = 69,369.64 × 21,289.13
  4. Step 4: Simplify right side
    46,283.53x = 1,476,819,284.01
  5. Step 5: Solve for x
    x = 1,476,819,284.01/46,283.53
  6. Step 6: Final answer
    x = 31,908.10

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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.