Home / 15,682.96-23,514.90-6,666.45

Finding the Fourth Proportional to 15,682.96, 23,514.90 and 6,666.45

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Solution

The fourth proportional to 15,682.96, 23,514.90 and 6,666.45 is: 9,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682.96 : 23,514.90 = 6,666.45 : x
  2. Step 2: Convert to fraction form
    15,682.96/23,514.90 = 6,666.45/x
  3. Step 3: Cross multiply
    15,682.96x = 23,514.90 × 6,666.45
  4. Step 4: Simplify right side
    15,682.96x = 156,760,871.77
  5. Step 5: Solve for x
    x = 156,760,871.77/15,682.96
  6. Step 6: Final answer
    x = 9,995.62

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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.