Home / 19,089.05-26,342.11-10,591.55

Finding the Fourth Proportional to 19,089.05, 26,342.11 and 10,591.55

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Solution

The fourth proportional to 19,089.05, 26,342.11 and 10,591.55 is: 14,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.05 : 26,342.11 = 10,591.55 : x
  2. Step 2: Convert to fraction form
    19,089.05/26,342.11 = 10,591.55/x
  3. Step 3: Cross multiply
    19,089.05x = 26,342.11 × 10,591.55
  4. Step 4: Simplify right side
    19,089.05x = 279,003,643.46
  5. Step 5: Solve for x
    x = 279,003,643.46/19,089.05
  6. Step 6: Final answer
    x = 14,615.90

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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.