Home / 25,493.76-35,161.92-18,443.52

Finding the Fourth Proportional to 25,493.76, 35,161.92 and 18,443.52

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Solution

The fourth proportional to 25,493.76, 35,161.92 and 18,443.52 is: 25,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.76 : 35,161.92 = 18,443.52 : x
  2. Step 2: Convert to fraction form
    25,493.76/35,161.92 = 18,443.52/x
  3. Step 3: Cross multiply
    25,493.76x = 35,161.92 × 18,443.52
  4. Step 4: Simplify right side
    25,493.76x = 648,509,574.76
  5. Step 5: Solve for x
    x = 648,509,574.76/25,493.76
  6. Step 6: Final answer
    x = 25,437.97

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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.