Home / 19,416.87-26,785.85-11,454.48

Finding the Fourth Proportional to 19,416.87, 26,785.85 and 11,454.48

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Solution

The fourth proportional to 19,416.87, 26,785.85 and 11,454.48 is: 15,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.87 : 26,785.85 = 11,454.48 : x
  2. Step 2: Convert to fraction form
    19,416.87/26,785.85 = 11,454.48/x
  3. Step 3: Cross multiply
    19,416.87x = 26,785.85 × 11,454.48
  4. Step 4: Simplify right side
    19,416.87x = 306,817,925.84
  5. Step 5: Solve for x
    x = 306,817,925.84/19,416.87
  6. Step 6: Final answer
    x = 15,801.62

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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.