Home / 46,278.54-69,325.32-21,284.34

Finding the Fourth Proportional to 46,278.54, 69,325.32 and 21,284.34

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Solution

The fourth proportional to 46,278.54, 69,325.32 and 21,284.34 is: 31,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,278.54 : 69,325.32 = 21,284.34 : x
  2. Step 2: Convert to fraction form
    46,278.54/69,325.32 = 21,284.34/x
  3. Step 3: Cross multiply
    46,278.54x = 69,325.32 × 21,284.34
  4. Step 4: Simplify right side
    46,278.54x = 1,475,543,681.49
  5. Step 5: Solve for x
    x = 1,475,543,681.49/46,278.54
  6. Step 6: Final answer
    x = 31,883.97

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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.