Home / 25,395.43-37,938.71-16,437.79

Finding the Fourth Proportional to 25,395.43, 37,938.71 and 16,437.79

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Solution

The fourth proportional to 25,395.43, 37,938.71 and 16,437.79 is: 24,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.43 : 37,938.71 = 16,437.79 : x
  2. Step 2: Convert to fraction form
    25,395.43/37,938.71 = 16,437.79/x
  3. Step 3: Cross multiply
    25,395.43x = 37,938.71 × 16,437.79
  4. Step 4: Simplify right side
    25,395.43x = 623,628,453.20
  5. Step 5: Solve for x
    x = 623,628,453.20/25,395.43
  6. Step 6: Final answer
    x = 24,556.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.