Home / 45,999.20-68,992.40-14,837.60

Finding the Fourth Proportional to 45,999.20, 68,992.40 and 14,837.60

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Solution

The fourth proportional to 45,999.20, 68,992.40 and 14,837.60 is: 22,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,999.20 : 68,992.40 = 14,837.60 : x
  2. Step 2: Convert to fraction form
    45,999.20/68,992.40 = 14,837.60/x
  3. Step 3: Cross multiply
    45,999.20x = 68,992.40 × 14,837.60
  4. Step 4: Simplify right side
    45,999.20x = 1,023,681,634.24
  5. Step 5: Solve for x
    x = 1,023,681,634.24/45,999.20
  6. Step 6: Final answer
    x = 22,254.34

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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.