Home / 30,915.73-46,368.22-14,274.35

Finding the Fourth Proportional to 30,915.73, 46,368.22 and 14,274.35

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Solution

The fourth proportional to 30,915.73, 46,368.22 and 14,274.35 is: 21,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,915.73 : 46,368.22 = 14,274.35 : x
  2. Step 2: Convert to fraction form
    30,915.73/46,368.22 = 14,274.35/x
  3. Step 3: Cross multiply
    30,915.73x = 46,368.22 × 14,274.35
  4. Step 4: Simplify right side
    30,915.73x = 661,876,201.16
  5. Step 5: Solve for x
    x = 661,876,201.16/30,915.73
  6. Step 6: Final answer
    x = 21,409.04

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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.