Home / 25,929.20-38,894.60-10,133.56

Finding the Fourth Proportional to 25,929.20, 38,894.60 and 10,133.56

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Solution

The fourth proportional to 25,929.20, 38,894.60 and 10,133.56 is: 15,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.20 : 38,894.60 = 10,133.56 : x
  2. Step 2: Convert to fraction form
    25,929.20/38,894.60 = 10,133.56/x
  3. Step 3: Cross multiply
    25,929.20x = 38,894.60 × 10,133.56
  4. Step 4: Simplify right side
    25,929.20x = 394,140,762.78
  5. Step 5: Solve for x
    x = 394,140,762.78/25,929.20
  6. Step 6: Final answer
    x = 15,200.65

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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.