Home / 19,377-26,736.12-11,416.32

Finding the Fourth Proportional to 19,377, 26,736.12 and 11,416.32

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Solution

The fourth proportional to 19,377, 26,736.12 and 11,416.32 is: 15,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377 : 26,736.12 = 11,416.32 : x
  2. Step 2: Convert to fraction form
    19,377/26,736.12 = 11,416.32/x
  3. Step 3: Cross multiply
    19,377x = 26,736.12 × 11,416.32
  4. Step 4: Simplify right side
    19,377x = 305,228,101.48
  5. Step 5: Solve for x
    x = 305,228,101.48/19,377
  6. Step 6: Final answer
    x = 15,752.08

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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.