Home / 84,015.51-126,047.86-24,852.75

Finding the Fourth Proportional to 84,015.51, 126,047.86 and 24,852.75

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Solution

The fourth proportional to 84,015.51, 126,047.86 and 24,852.75 is: 37,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,015.51 : 126,047.86 = 24,852.75 : x
  2. Step 2: Convert to fraction form
    84,015.51/126,047.86 = 24,852.75/x
  3. Step 3: Cross multiply
    84,015.51x = 126,047.86 × 24,852.75
  4. Step 4: Simplify right side
    84,015.51x = 3,132,635,952.62
  5. Step 5: Solve for x
    x = 3,132,635,952.62/84,015.51
  6. Step 6: Final answer
    x = 37,286.40

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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.