Home / 33,114.74-45,699.20-18,008.28

Finding the Fourth Proportional to 33,114.74, 45,699.20 and 18,008.28

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Solution

The fourth proportional to 33,114.74, 45,699.20 and 18,008.28 is: 24,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.74 : 45,699.20 = 18,008.28 : x
  2. Step 2: Convert to fraction form
    33,114.74/45,699.20 = 18,008.28/x
  3. Step 3: Cross multiply
    33,114.74x = 45,699.20 × 18,008.28
  4. Step 4: Simplify right side
    33,114.74x = 822,963,989.38
  5. Step 5: Solve for x
    x = 822,963,989.38/33,114.74
  6. Step 6: Final answer
    x = 24,851.89

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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.