Home / 24,838.40-37,257.60-20,172.80

Finding the Fourth Proportional to 24,838.40, 37,257.60 and 20,172.80

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Solution

The fourth proportional to 24,838.40, 37,257.60 and 20,172.80 is: 30,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,838.40 : 37,257.60 = 20,172.80 : x
  2. Step 2: Convert to fraction form
    24,838.40/37,257.60 = 20,172.80/x
  3. Step 3: Cross multiply
    24,838.40x = 37,257.60 × 20,172.80
  4. Step 4: Simplify right side
    24,838.40x = 751,590,113.28
  5. Step 5: Solve for x
    x = 751,590,113.28/24,838.40
  6. Step 6: Final answer
    x = 30,259.20

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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.