Home / 15,659.40-23,462.69-7,751.37

Finding the Fourth Proportional to 15,659.40, 23,462.69 and 7,751.37

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Solution

The fourth proportional to 15,659.40, 23,462.69 and 7,751.37 is: 11,613.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.40 : 23,462.69 = 7,751.37 : x
  2. Step 2: Convert to fraction form
    15,659.40/23,462.69 = 7,751.37/x
  3. Step 3: Cross multiply
    15,659.40x = 23,462.69 × 7,751.37
  4. Step 4: Simplify right side
    15,659.40x = 181,867,952.63
  5. Step 5: Solve for x
    x = 181,867,952.63/15,659.40
  6. Step 6: Final answer
    x = 11,613.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.