Home / 25,585.61-38,383.57-8,051.33

Finding the Fourth Proportional to 25,585.61, 38,383.57 and 8,051.33

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Solution

The fourth proportional to 25,585.61, 38,383.57 and 8,051.33 is: 12,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585.61 : 38,383.57 = 8,051.33 : x
  2. Step 2: Convert to fraction form
    25,585.61/38,383.57 = 8,051.33/x
  3. Step 3: Cross multiply
    25,585.61x = 38,383.57 × 8,051.33
  4. Step 4: Simplify right side
    25,585.61x = 309,038,894.67
  5. Step 5: Solve for x
    x = 309,038,894.67/25,585.61
  6. Step 6: Final answer
    x = 12,078.62

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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.