Home / 25,547.82-38,321.88-8,907.77

Finding the Fourth Proportional to 25,547.82, 38,321.88 and 8,907.77

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Solution

The fourth proportional to 25,547.82, 38,321.88 and 8,907.77 is: 13,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.82 : 38,321.88 = 8,907.77 : x
  2. Step 2: Convert to fraction form
    25,547.82/38,321.88 = 8,907.77/x
  3. Step 3: Cross multiply
    25,547.82x = 38,321.88 × 8,907.77
  4. Step 4: Simplify right side
    25,547.82x = 341,362,555.41
  5. Step 5: Solve for x
    x = 341,362,555.41/25,547.82
  6. Step 6: Final answer
    x = 13,361.71

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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.