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Finding the Fourth Proportional to 40,573.20, 60,859.80 and 24,999.60

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Solution

The fourth proportional to 40,573.20, 60,859.80 and 24,999.60 is: 37,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,573.20 : 60,859.80 = 24,999.60 : x
  2. Step 2: Convert to fraction form
    40,573.20/60,859.80 = 24,999.60/x
  3. Step 3: Cross multiply
    40,573.20x = 60,859.80 × 24,999.60
  4. Step 4: Simplify right side
    40,573.20x = 1,521,470,656.08
  5. Step 5: Solve for x
    x = 1,521,470,656.08/40,573.20
  6. Step 6: Final answer
    x = 37,499.40

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Similar ratio
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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.