Home / 24,310.40-36,465.60-21,238.40

Finding the Fourth Proportional to 24,310.40, 36,465.60 and 21,238.40

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Solution

The fourth proportional to 24,310.40, 36,465.60 and 21,238.40 is: 31,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,310.40 : 36,465.60 = 21,238.40 : x
  2. Step 2: Convert to fraction form
    24,310.40/36,465.60 = 21,238.40/x
  3. Step 3: Cross multiply
    24,310.40x = 36,465.60 × 21,238.40
  4. Step 4: Simplify right side
    24,310.40x = 774,470,999.04
  5. Step 5: Solve for x
    x = 774,470,999.04/24,310.40
  6. Step 6: Final answer
    x = 31,857.60

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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.