Home / 12,558.33-17,330.61-7,253.03

Finding the Fourth Proportional to 12,558.33, 17,330.61 and 7,253.03

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Solution

The fourth proportional to 12,558.33, 17,330.61 and 7,253.03 is: 10,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558.33 : 17,330.61 = 7,253.03 : x
  2. Step 2: Convert to fraction form
    12,558.33/17,330.61 = 7,253.03/x
  3. Step 3: Cross multiply
    12,558.33x = 17,330.61 × 7,253.03
  4. Step 4: Simplify right side
    12,558.33x = 125,699,347.60
  5. Step 5: Solve for x
    x = 125,699,347.60/12,558.33
  6. Step 6: Final answer
    x = 10,009.24

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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.