Home / 23,776.32-35,653.23-8,779.65

Finding the Fourth Proportional to 23,776.32, 35,653.23 and 8,779.65

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Solution

The fourth proportional to 23,776.32, 35,653.23 and 8,779.65 is: 13,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.32 : 35,653.23 = 8,779.65 : x
  2. Step 2: Convert to fraction form
    23,776.32/35,653.23 = 8,779.65/x
  3. Step 3: Cross multiply
    23,776.32x = 35,653.23 × 8,779.65
  4. Step 4: Simplify right side
    23,776.32x = 313,022,880.77
  5. Step 5: Solve for x
    x = 313,022,880.77/23,776.32
  6. Step 6: Final answer
    x = 13,165.32

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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.