Home / 16,691.04-23,032.06-9,975.34

Finding the Fourth Proportional to 16,691.04, 23,032.06 and 9,975.34

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Solution

The fourth proportional to 16,691.04, 23,032.06 and 9,975.34 is: 13,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.04 : 23,032.06 = 9,975.34 : x
  2. Step 2: Convert to fraction form
    16,691.04/23,032.06 = 9,975.34/x
  3. Step 3: Cross multiply
    16,691.04x = 23,032.06 × 9,975.34
  4. Step 4: Simplify right side
    16,691.04x = 229,752,629.40
  5. Step 5: Solve for x
    x = 229,752,629.40/16,691.04
  6. Step 6: Final answer
    x = 13,765.03

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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.