Home / 19,100.88-26,359.50-11,545.86

Finding the Fourth Proportional to 19,100.88, 26,359.50 and 11,545.86

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Solution

The fourth proportional to 19,100.88, 26,359.50 and 11,545.86 is: 15,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.88 : 26,359.50 = 11,545.86 : x
  2. Step 2: Convert to fraction form
    19,100.88/26,359.50 = 11,545.86/x
  3. Step 3: Cross multiply
    19,100.88x = 26,359.50 × 11,545.86
  4. Step 4: Simplify right side
    19,100.88x = 304,343,096.67
  5. Step 5: Solve for x
    x = 304,343,096.67/19,100.88
  6. Step 6: Final answer
    x = 15,933.46

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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.