Home / 25,847.63-35,668.83-15,792.90

Finding the Fourth Proportional to 25,847.63, 35,668.83 and 15,792.90

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Solution

The fourth proportional to 25,847.63, 35,668.83 and 15,792.90 is: 21,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,847.63 : 35,668.83 = 15,792.90 : x
  2. Step 2: Convert to fraction form
    25,847.63/35,668.83 = 15,792.90/x
  3. Step 3: Cross multiply
    25,847.63x = 35,668.83 × 15,792.90
  4. Step 4: Simplify right side
    25,847.63x = 563,314,265.31
  5. Step 5: Solve for x
    x = 563,314,265.31/25,847.63
  6. Step 6: Final answer
    x = 21,793.65

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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.