Home / 30,013.24-41,421.18-16,587.64

Finding the Fourth Proportional to 30,013.24, 41,421.18 and 16,587.64

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Solution

The fourth proportional to 30,013.24, 41,421.18 and 16,587.64 is: 22,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.24 : 41,421.18 = 16,587.64 : x
  2. Step 2: Convert to fraction form
    30,013.24/41,421.18 = 16,587.64/x
  3. Step 3: Cross multiply
    30,013.24x = 41,421.18 × 16,587.64
  4. Step 4: Simplify right side
    30,013.24x = 687,079,622.22
  5. Step 5: Solve for x
    x = 687,079,622.22/30,013.24
  6. Step 6: Final answer
    x = 22,892.55

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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.