Home / 15,851.10-21,874.66-9,562.26

Finding the Fourth Proportional to 15,851.10, 21,874.66 and 9,562.26

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Solution

The fourth proportional to 15,851.10, 21,874.66 and 9,562.26 is: 13,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.10 : 21,874.66 = 9,562.26 : x
  2. Step 2: Convert to fraction form
    15,851.10/21,874.66 = 9,562.26/x
  3. Step 3: Cross multiply
    15,851.10x = 21,874.66 × 9,562.26
  4. Step 4: Simplify right side
    15,851.10x = 209,171,186.33
  5. Step 5: Solve for x
    x = 209,171,186.33/15,851.10
  6. Step 6: Final answer
    x = 13,196.00

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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.