Home / 30,016.48-41,422.18-16,587.45

Finding the Fourth Proportional to 30,016.48, 41,422.18 and 16,587.45

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Solution

The fourth proportional to 30,016.48, 41,422.18 and 16,587.45 is: 22,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.48 : 41,422.18 = 16,587.45 : x
  2. Step 2: Convert to fraction form
    30,016.48/41,422.18 = 16,587.45/x
  3. Step 3: Cross multiply
    30,016.48x = 41,422.18 × 16,587.45
  4. Step 4: Simplify right side
    30,016.48x = 687,088,339.64
  5. Step 5: Solve for x
    x = 687,088,339.64/30,016.48
  6. Step 6: Final answer
    x = 22,890.37

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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.