Home / 19,319.07-26,663.01-13,958.85

Finding the Fourth Proportional to 19,319.07, 26,663.01 and 13,958.85

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Solution

The fourth proportional to 19,319.07, 26,663.01 and 13,958.85 is: 19,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.07 : 26,663.01 = 13,958.85 : x
  2. Step 2: Convert to fraction form
    19,319.07/26,663.01 = 13,958.85/x
  3. Step 3: Cross multiply
    19,319.07x = 26,663.01 × 13,958.85
  4. Step 4: Simplify right side
    19,319.07x = 372,184,854.80
  5. Step 5: Solve for x
    x = 372,184,854.80/19,319.07
  6. Step 6: Final answer
    x = 19,265.15

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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.