Home / 25,085.40-37,627.20-10,290.48

Finding the Fourth Proportional to 25,085.40, 37,627.20 and 10,290.48

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Solution

The fourth proportional to 25,085.40, 37,627.20 and 10,290.48 is: 15,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.40 : 37,627.20 = 10,290.48 : x
  2. Step 2: Convert to fraction form
    25,085.40/37,627.20 = 10,290.48/x
  3. Step 3: Cross multiply
    25,085.40x = 37,627.20 × 10,290.48
  4. Step 4: Simplify right side
    25,085.40x = 387,201,949.06
  5. Step 5: Solve for x
    x = 387,201,949.06/25,085.40
  6. Step 6: Final answer
    x = 15,435.35

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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.