Home / 25,698.68-38,519.68-16,810.32

Finding the Fourth Proportional to 25,698.68, 38,519.68 and 16,810.32

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Solution

The fourth proportional to 25,698.68, 38,519.68 and 16,810.32 is: 25,196.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.68 : 38,519.68 = 16,810.32 : x
  2. Step 2: Convert to fraction form
    25,698.68/38,519.68 = 16,810.32/x
  3. Step 3: Cross multiply
    25,698.68x = 38,519.68 × 16,810.32
  4. Step 4: Simplify right side
    25,698.68x = 647,528,147.10
  5. Step 5: Solve for x
    x = 647,528,147.10/25,698.68
  6. Step 6: Final answer
    x = 25,196.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.