Home / 19,435.43-26,756.04-18,542.75

Finding the Fourth Proportional to 19,435.43, 26,756.04 and 18,542.75

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Solution

The fourth proportional to 19,435.43, 26,756.04 and 18,542.75 is: 25,527.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.43 : 26,756.04 = 18,542.75 : x
  2. Step 2: Convert to fraction form
    19,435.43/26,756.04 = 18,542.75/x
  3. Step 3: Cross multiply
    19,435.43x = 26,756.04 × 18,542.75
  4. Step 4: Simplify right side
    19,435.43x = 496,130,560.71
  5. Step 5: Solve for x
    x = 496,130,560.71/19,435.43
  6. Step 6: Final answer
    x = 25,527.12

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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.