Home / 48,392.00-72,615.60-18,805.98

Finding the Fourth Proportional to 48,392.00, 72,615.60 and 18,805.98

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Solution

The fourth proportional to 48,392.00, 72,615.60 and 18,805.98 is: 28,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,392.00 : 72,615.60 = 18,805.98 : x
  2. Step 2: Convert to fraction form
    48,392.00/72,615.60 = 18,805.98/x
  3. Step 3: Cross multiply
    48,392.00x = 72,615.60 × 18,805.98
  4. Step 4: Simplify right side
    48,392.00x = 1,365,607,521.29
  5. Step 5: Solve for x
    x = 1,365,607,521.29/48,392.00
  6. Step 6: Final answer
    x = 28,219.70

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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.