Home / 25,900.43-38,854.26-8,364.33

Finding the Fourth Proportional to 25,900.43, 38,854.26 and 8,364.33

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Solution

The fourth proportional to 25,900.43, 38,854.26 and 8,364.33 is: 12,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.43 : 38,854.26 = 8,364.33 : x
  2. Step 2: Convert to fraction form
    25,900.43/38,854.26 = 8,364.33/x
  3. Step 3: Cross multiply
    25,900.43x = 38,854.26 × 8,364.33
  4. Step 4: Simplify right side
    25,900.43x = 324,989,852.55
  5. Step 5: Solve for x
    x = 324,989,852.55/25,900.43
  6. Step 6: Final answer
    x = 12,547.66

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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.