Home / 23,985.04-33,099.48-13,375.12

Finding the Fourth Proportional to 23,985.04, 33,099.48 and 13,375.12

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Solution

The fourth proportional to 23,985.04, 33,099.48 and 13,375.12 is: 18,457.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.04 : 33,099.48 = 13,375.12 : x
  2. Step 2: Convert to fraction form
    23,985.04/33,099.48 = 13,375.12/x
  3. Step 3: Cross multiply
    23,985.04x = 33,099.48 × 13,375.12
  4. Step 4: Simplify right side
    23,985.04x = 442,709,516.94
  5. Step 5: Solve for x
    x = 442,709,516.94/23,985.04
  6. Step 6: Final answer
    x = 18,457.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.