Home / 24,406.20-36,609.30-21,109.50

Finding the Fourth Proportional to 24,406.20, 36,609.30 and 21,109.50

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Solution

The fourth proportional to 24,406.20, 36,609.30 and 21,109.50 is: 31,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,406.20 : 36,609.30 = 21,109.50 : x
  2. Step 2: Convert to fraction form
    24,406.20/36,609.30 = 21,109.50/x
  3. Step 3: Cross multiply
    24,406.20x = 36,609.30 × 21,109.50
  4. Step 4: Simplify right side
    24,406.20x = 772,804,018.35
  5. Step 5: Solve for x
    x = 772,804,018.35/24,406.20
  6. Step 6: Final answer
    x = 31,664.25

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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.