Home / 31,598.68-43,365.48-28,607.96

Finding the Fourth Proportional to 31,598.68, 43,365.48 and 28,607.96

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Solution

The fourth proportional to 31,598.68, 43,365.48 and 28,607.96 is: 39,261.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,598.68 : 43,365.48 = 28,607.96 : x
  2. Step 2: Convert to fraction form
    31,598.68/43,365.48 = 28,607.96/x
  3. Step 3: Cross multiply
    31,598.68x = 43,365.48 × 28,607.96
  4. Step 4: Simplify right side
    31,598.68x = 1,240,597,917.22
  5. Step 5: Solve for x
    x = 1,240,597,917.22/31,598.68
  6. Step 6: Final answer
    x = 39,261.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.