Home / 19,195.95-26,489.34-10,581.86

Finding the Fourth Proportional to 19,195.95, 26,489.34 and 10,581.86

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Solution

The fourth proportional to 19,195.95, 26,489.34 and 10,581.86 is: 14,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.95 : 26,489.34 = 10,581.86 : x
  2. Step 2: Convert to fraction form
    19,195.95/26,489.34 = 10,581.86/x
  3. Step 3: Cross multiply
    19,195.95x = 26,489.34 × 10,581.86
  4. Step 4: Simplify right side
    19,195.95x = 280,306,354.93
  5. Step 5: Solve for x
    x = 280,306,354.93/19,195.95
  6. Step 6: Final answer
    x = 14,602.37

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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.