Home / 33,152.09-45,750.62-18,812.86

Finding the Fourth Proportional to 33,152.09, 45,750.62 and 18,812.86

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Solution

The fourth proportional to 33,152.09, 45,750.62 and 18,812.86 is: 25,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,152.09 : 45,750.62 = 18,812.86 : x
  2. Step 2: Convert to fraction form
    33,152.09/45,750.62 = 18,812.86/x
  3. Step 3: Cross multiply
    33,152.09x = 45,750.62 × 18,812.86
  4. Step 4: Simplify right side
    33,152.09x = 860,699,941.63
  5. Step 5: Solve for x
    x = 860,699,941.63/33,152.09
  6. Step 6: Final answer
    x = 25,962.17

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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.