Home / 25,323.51-37,959.33-12,820.35

Finding the Fourth Proportional to 25,323.51, 37,959.33 and 12,820.35

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Solution

The fourth proportional to 25,323.51, 37,959.33 and 12,820.35 is: 19,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.51 : 37,959.33 = 12,820.35 : x
  2. Step 2: Convert to fraction form
    25,323.51/37,959.33 = 12,820.35/x
  3. Step 3: Cross multiply
    25,323.51x = 37,959.33 × 12,820.35
  4. Step 4: Simplify right side
    25,323.51x = 486,651,896.37
  5. Step 5: Solve for x
    x = 486,651,896.37/25,323.51
  6. Step 6: Final answer
    x = 19,217.40

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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.