Home / 19,319.04-26,656.43-11,760.32

Finding the Fourth Proportional to 19,319.04, 26,656.43 and 11,760.32

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Solution

The fourth proportional to 19,319.04, 26,656.43 and 11,760.32 is: 16,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.04 : 26,656.43 = 11,760.32 : x
  2. Step 2: Convert to fraction form
    19,319.04/26,656.43 = 11,760.32/x
  3. Step 3: Cross multiply
    19,319.04x = 26,656.43 × 11,760.32
  4. Step 4: Simplify right side
    19,319.04x = 313,488,154.70
  5. Step 5: Solve for x
    x = 313,488,154.70/19,319.04
  6. Step 6: Final answer
    x = 16,226.90

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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.