Home / 16,999.07-23,457.42-9,445.28

Finding the Fourth Proportional to 16,999.07, 23,457.42 and 9,445.28

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Solution

The fourth proportional to 16,999.07, 23,457.42 and 9,445.28 is: 13,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.07 : 23,457.42 = 9,445.28 : x
  2. Step 2: Convert to fraction form
    16,999.07/23,457.42 = 9,445.28/x
  3. Step 3: Cross multiply
    16,999.07x = 23,457.42 × 9,445.28
  4. Step 4: Simplify right side
    16,999.07x = 221,561,782.69
  5. Step 5: Solve for x
    x = 221,561,782.69/16,999.07
  6. Step 6: Final answer
    x = 13,033.76

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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.