Home / 38,356.74-52,948.68-25,788.78

Finding the Fourth Proportional to 38,356.74, 52,948.68 and 25,788.78

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Solution

The fourth proportional to 38,356.74, 52,948.68 and 25,788.78 is: 35,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,356.74 : 52,948.68 = 25,788.78 : x
  2. Step 2: Convert to fraction form
    38,356.74/52,948.68 = 25,788.78/x
  3. Step 3: Cross multiply
    38,356.74x = 52,948.68 × 25,788.78
  4. Step 4: Simplify right side
    38,356.74x = 1,365,481,859.81
  5. Step 5: Solve for x
    x = 1,365,481,859.81/38,356.74
  6. Step 6: Final answer
    x = 35,599.53

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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.