Home / 16,967.48-23,420.14-10,999.53

Finding the Fourth Proportional to 16,967.48, 23,420.14 and 10,999.53

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Solution

The fourth proportional to 16,967.48, 23,420.14 and 10,999.53 is: 15,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.48 : 23,420.14 = 10,999.53 : x
  2. Step 2: Convert to fraction form
    16,967.48/23,420.14 = 10,999.53/x
  3. Step 3: Cross multiply
    16,967.48x = 23,420.14 × 10,999.53
  4. Step 4: Simplify right side
    16,967.48x = 257,610,505.04
  5. Step 5: Solve for x
    x = 257,610,505.04/16,967.48
  6. Step 6: Final answer
    x = 15,182.61

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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.