Home / 19,758.46-27,268.54-10,807.34

Finding the Fourth Proportional to 19,758.46, 27,268.54 and 10,807.34

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Solution

The fourth proportional to 19,758.46, 27,268.54 and 10,807.34 is: 14,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.46 : 27,268.54 = 10,807.34 : x
  2. Step 2: Convert to fraction form
    19,758.46/27,268.54 = 10,807.34/x
  3. Step 3: Cross multiply
    19,758.46x = 27,268.54 × 10,807.34
  4. Step 4: Simplify right side
    19,758.46x = 294,700,383.08
  5. Step 5: Solve for x
    x = 294,700,383.08/19,758.46
  6. Step 6: Final answer
    x = 14,915.15

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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.