Home / 15,666.29-23,500.82-4,421.73

Finding the Fourth Proportional to 15,666.29, 23,500.82 and 4,421.73

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Solution

The fourth proportional to 15,666.29, 23,500.82 and 4,421.73 is: 6,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.29 : 23,500.82 = 4,421.73 : x
  2. Step 2: Convert to fraction form
    15,666.29/23,500.82 = 4,421.73/x
  3. Step 3: Cross multiply
    15,666.29x = 23,500.82 × 4,421.73
  4. Step 4: Simplify right side
    15,666.29x = 103,914,222.94
  5. Step 5: Solve for x
    x = 103,914,222.94/15,666.29
  6. Step 6: Final answer
    x = 6,632.98

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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.