Home / 30,860.33-42,587.10-16,713.14

Finding the Fourth Proportional to 30,860.33, 42,587.10 and 16,713.14

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Solution

The fourth proportional to 30,860.33, 42,587.10 and 16,713.14 is: 23,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.33 : 42,587.10 = 16,713.14 : x
  2. Step 2: Convert to fraction form
    30,860.33/42,587.10 = 16,713.14/x
  3. Step 3: Cross multiply
    30,860.33x = 42,587.10 × 16,713.14
  4. Step 4: Simplify right side
    30,860.33x = 711,763,951.56
  5. Step 5: Solve for x
    x = 711,763,951.56/30,860.33
  6. Step 6: Final answer
    x = 23,064.05

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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.