Home / 19,077.87-26,326.19-10,579.68

Finding the Fourth Proportional to 19,077.87, 26,326.19 and 10,579.68

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Solution

The fourth proportional to 19,077.87, 26,326.19 and 10,579.68 is: 14,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.87 : 26,326.19 = 10,579.68 : x
  2. Step 2: Convert to fraction form
    19,077.87/26,326.19 = 10,579.68/x
  3. Step 3: Cross multiply
    19,077.87x = 26,326.19 × 10,579.68
  4. Step 4: Simplify right side
    19,077.87x = 278,522,612.92
  5. Step 5: Solve for x
    x = 278,522,612.92/19,077.87
  6. Step 6: Final answer
    x = 14,599.25

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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.