Home / 15,992.04-23,989.23-5,457.84

Finding the Fourth Proportional to 15,992.04, 23,989.23 and 5,457.84

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Solution

The fourth proportional to 15,992.04, 23,989.23 and 5,457.84 is: 8,187.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.04 : 23,989.23 = 5,457.84 : x
  2. Step 2: Convert to fraction form
    15,992.04/23,989.23 = 5,457.84/x
  3. Step 3: Cross multiply
    15,992.04x = 23,989.23 × 5,457.84
  4. Step 4: Simplify right side
    15,992.04x = 130,929,379.06
  5. Step 5: Solve for x
    x = 130,929,379.06/15,992.04
  6. Step 6: Final answer
    x = 8,187.16

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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.