Home / 19,056.06-26,309.61-15,527.70

Finding the Fourth Proportional to 19,056.06, 26,309.61 and 15,527.70

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Solution

The fourth proportional to 19,056.06, 26,309.61 and 15,527.70 is: 21,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.06 : 26,309.61 = 15,527.70 : x
  2. Step 2: Convert to fraction form
    19,056.06/26,309.61 = 15,527.70/x
  3. Step 3: Cross multiply
    19,056.06x = 26,309.61 × 15,527.70
  4. Step 4: Simplify right side
    19,056.06x = 408,527,731.20
  5. Step 5: Solve for x
    x = 408,527,731.20/19,056.06
  6. Step 6: Final answer
    x = 21,438.21

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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.