Home / 18,851.60-26,012.31-10,892.29

Finding the Fourth Proportional to 18,851.60, 26,012.31 and 10,892.29

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Solution

The fourth proportional to 18,851.60, 26,012.31 and 10,892.29 is: 15,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851.60 : 26,012.31 = 10,892.29 : x
  2. Step 2: Convert to fraction form
    18,851.60/26,012.31 = 10,892.29/x
  3. Step 3: Cross multiply
    18,851.60x = 26,012.31 × 10,892.29
  4. Step 4: Simplify right side
    18,851.60x = 283,333,549.15
  5. Step 5: Solve for x
    x = 283,333,549.15/18,851.60
  6. Step 6: Final answer
    x = 15,029.68

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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.