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Finding the Fourth Proportional to 24,421.60, 36,664.80 and 19,496.80

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Solution

The fourth proportional to 24,421.60, 36,664.80 and 19,496.80 is: 29,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,421.60 : 36,664.80 = 19,496.80 : x
  2. Step 2: Convert to fraction form
    24,421.60/36,664.80 = 19,496.80/x
  3. Step 3: Cross multiply
    24,421.60x = 36,664.80 × 19,496.80
  4. Step 4: Simplify right side
    24,421.60x = 714,846,272.64
  5. Step 5: Solve for x
    x = 714,846,272.64/24,421.60
  6. Step 6: Final answer
    x = 29,271.07

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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.