Home / 15,338.32-23,007.84-4,949.68

Finding the Fourth Proportional to 15,338.32, 23,007.84 and 4,949.68

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Solution

The fourth proportional to 15,338.32, 23,007.84 and 4,949.68 is: 7,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.32 : 23,007.84 = 4,949.68 : x
  2. Step 2: Convert to fraction form
    15,338.32/23,007.84 = 4,949.68/x
  3. Step 3: Cross multiply
    15,338.32x = 23,007.84 × 4,949.68
  4. Step 4: Simplify right side
    15,338.32x = 113,881,445.49
  5. Step 5: Solve for x
    x = 113,881,445.49/15,338.32
  6. Step 6: Final answer
    x = 7,424.64

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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.