Home / 13,935.46-20,886.71-6,127.94

Finding the Fourth Proportional to 13,935.46, 20,886.71 and 6,127.94

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Solution

The fourth proportional to 13,935.46, 20,886.71 and 6,127.94 is: 9,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935.46 : 20,886.71 = 6,127.94 : x
  2. Step 2: Convert to fraction form
    13,935.46/20,886.71 = 6,127.94/x
  3. Step 3: Cross multiply
    13,935.46x = 20,886.71 × 6,127.94
  4. Step 4: Simplify right side
    13,935.46x = 127,992,505.68
  5. Step 5: Solve for x
    x = 127,992,505.68/13,935.46
  6. Step 6: Final answer
    x = 9,184.66

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1.5x scale

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.