Home / 25,197.92-34,767.23-21,180.02

Finding the Fourth Proportional to 25,197.92, 34,767.23 and 21,180.02

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Solution

The fourth proportional to 25,197.92, 34,767.23 and 21,180.02 is: 29,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.92 : 34,767.23 = 21,180.02 : x
  2. Step 2: Convert to fraction form
    25,197.92/34,767.23 = 21,180.02/x
  3. Step 3: Cross multiply
    25,197.92x = 34,767.23 × 21,180.02
  4. Step 4: Simplify right side
    25,197.92x = 736,370,347.01
  5. Step 5: Solve for x
    x = 736,370,347.01/25,197.92
  6. Step 6: Final answer
    x = 29,223.46

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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.