Home / 15,875.08-23,811.58-4,188.36

Finding the Fourth Proportional to 15,875.08, 23,811.58 and 4,188.36

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Solution

The fourth proportional to 15,875.08, 23,811.58 and 4,188.36 is: 6,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875.08 : 23,811.58 = 4,188.36 : x
  2. Step 2: Convert to fraction form
    15,875.08/23,811.58 = 4,188.36/x
  3. Step 3: Cross multiply
    15,875.08x = 23,811.58 × 4,188.36
  4. Step 4: Simplify right side
    15,875.08x = 99,731,469.21
  5. Step 5: Solve for x
    x = 99,731,469.21/15,875.08
  6. Step 6: Final answer
    x = 6,282.27

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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.