Home / 15,872.08-23,807.08-4,185.36

Finding the Fourth Proportional to 15,872.08, 23,807.08 and 4,185.36

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Solution

The fourth proportional to 15,872.08, 23,807.08 and 4,185.36 is: 6,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.08 : 23,807.08 = 4,185.36 : x
  2. Step 2: Convert to fraction form
    15,872.08/23,807.08 = 4,185.36/x
  3. Step 3: Cross multiply
    15,872.08x = 23,807.08 × 4,185.36
  4. Step 4: Simplify right side
    15,872.08x = 99,641,200.35
  5. Step 5: Solve for x
    x = 99,641,200.35/15,872.08
  6. Step 6: Final answer
    x = 6,277.77

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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.