Home / 16,999.29-23,458.64-9,445.18

Finding the Fourth Proportional to 16,999.29, 23,458.64 and 9,445.18

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Solution

The fourth proportional to 16,999.29, 23,458.64 and 9,445.18 is: 13,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.29 : 23,458.64 = 9,445.18 : x
  2. Step 2: Convert to fraction form
    16,999.29/23,458.64 = 9,445.18/x
  3. Step 3: Cross multiply
    16,999.29x = 23,458.64 × 9,445.18
  4. Step 4: Simplify right side
    16,999.29x = 221,571,077.36
  5. Step 5: Solve for x
    x = 221,571,077.36/16,999.29
  6. Step 6: Final answer
    x = 13,034.14

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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.