Home / 14,935.68-20,597.76-12,839.04

Finding the Fourth Proportional to 14,935.68, 20,597.76 and 12,839.04

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Solution

The fourth proportional to 14,935.68, 20,597.76 and 12,839.04 is: 17,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.68 : 20,597.76 = 12,839.04 : x
  2. Step 2: Convert to fraction form
    14,935.68/20,597.76 = 12,839.04/x
  3. Step 3: Cross multiply
    14,935.68x = 20,597.76 × 12,839.04
  4. Step 4: Simplify right side
    14,935.68x = 264,455,464.55
  5. Step 5: Solve for x
    x = 264,455,464.55/14,935.68
  6. Step 6: Final answer
    x = 17,706.29

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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.