Home / 25,825.79-38,640.93-15,301.46

Finding the Fourth Proportional to 25,825.79, 38,640.93 and 15,301.46

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Solution

The fourth proportional to 25,825.79, 38,640.93 and 15,301.46 is: 22,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.79 : 38,640.93 = 15,301.46 : x
  2. Step 2: Convert to fraction form
    25,825.79/38,640.93 = 15,301.46/x
  3. Step 3: Cross multiply
    25,825.79x = 38,640.93 × 15,301.46
  4. Step 4: Simplify right side
    25,825.79x = 591,262,644.76
  5. Step 5: Solve for x
    x = 591,262,644.76/25,825.79
  6. Step 6: Final answer
    x = 22,894.27

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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.