Home / 19,462.23-26,859.86-11,913.55

Finding the Fourth Proportional to 19,462.23, 26,859.86 and 11,913.55

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Solution

The fourth proportional to 19,462.23, 26,859.86 and 11,913.55 is: 16,441.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.23 : 26,859.86 = 11,913.55 : x
  2. Step 2: Convert to fraction form
    19,462.23/26,859.86 = 11,913.55/x
  3. Step 3: Cross multiply
    19,462.23x = 26,859.86 × 11,913.55
  4. Step 4: Simplify right side
    19,462.23x = 319,996,305.79
  5. Step 5: Solve for x
    x = 319,996,305.79/19,462.23
  6. Step 6: Final answer
    x = 16,441.91

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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.