Home / 15,344.33-21,184.22-14,458.61

Finding the Fourth Proportional to 15,344.33, 21,184.22 and 14,458.61

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Solution

The fourth proportional to 15,344.33, 21,184.22 and 14,458.61 is: 19,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344.33 : 21,184.22 = 14,458.61 : x
  2. Step 2: Convert to fraction form
    15,344.33/21,184.22 = 14,458.61/x
  3. Step 3: Cross multiply
    15,344.33x = 21,184.22 × 14,458.61
  4. Step 4: Simplify right side
    15,344.33x = 306,294,302.84
  5. Step 5: Solve for x
    x = 306,294,302.84/15,344.33
  6. Step 6: Final answer
    x = 19,961.40

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1.5x scale

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.