Home / 19,774.64-27,295.08-11,396.72

Finding the Fourth Proportional to 19,774.64, 27,295.08 and 11,396.72

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Solution

The fourth proportional to 19,774.64, 27,295.08 and 11,396.72 is: 15,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.64 : 27,295.08 = 11,396.72 : x
  2. Step 2: Convert to fraction form
    19,774.64/27,295.08 = 11,396.72/x
  3. Step 3: Cross multiply
    19,774.64x = 27,295.08 × 11,396.72
  4. Step 4: Simplify right side
    19,774.64x = 311,074,384.14
  5. Step 5: Solve for x
    x = 311,074,384.14/19,774.64
  6. Step 6: Final answer
    x = 15,730.98

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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.