Home / 23,985.96-33,100.54-13,375.32

Finding the Fourth Proportional to 23,985.96, 33,100.54 and 13,375.32

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Solution

The fourth proportional to 23,985.96, 33,100.54 and 13,375.32 is: 18,457.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.96 : 33,100.54 = 13,375.32 : x
  2. Step 2: Convert to fraction form
    23,985.96/33,100.54 = 13,375.32/x
  3. Step 3: Cross multiply
    23,985.96x = 33,100.54 × 13,375.32
  4. Step 4: Simplify right side
    23,985.96x = 442,730,314.67
  5. Step 5: Solve for x
    x = 442,730,314.67/23,985.96
  6. Step 6: Final answer
    x = 18,457.89

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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.