Home / 35,108.86-48,447.93-19,999.30

Finding the Fourth Proportional to 35,108.86, 48,447.93 and 19,999.30

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Solution

The fourth proportional to 35,108.86, 48,447.93 and 19,999.30 is: 27,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.86 : 48,447.93 = 19,999.30 : x
  2. Step 2: Convert to fraction form
    35,108.86/48,447.93 = 19,999.30/x
  3. Step 3: Cross multiply
    35,108.86x = 48,447.93 × 19,999.30
  4. Step 4: Simplify right side
    35,108.86x = 968,924,686.45
  5. Step 5: Solve for x
    x = 968,924,686.45/35,108.86
  6. Step 6: Final answer
    x = 27,597.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.