Home / 28,636.66-39,526.11-16,065.46

Finding the Fourth Proportional to 28,636.66, 39,526.11 and 16,065.46

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Solution

The fourth proportional to 28,636.66, 39,526.11 and 16,065.46 is: 22,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636.66 : 39,526.11 = 16,065.46 : x
  2. Step 2: Convert to fraction form
    28,636.66/39,526.11 = 16,065.46/x
  3. Step 3: Cross multiply
    28,636.66x = 39,526.11 × 16,065.46
  4. Step 4: Simplify right side
    28,636.66x = 635,004,966.23
  5. Step 5: Solve for x
    x = 635,004,966.23/28,636.66
  6. Step 6: Final answer
    x = 22,174.55

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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.