Home / 51,205.48-70,667.67-28,551.85

Finding the Fourth Proportional to 51,205.48, 70,667.67 and 28,551.85

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Solution

The fourth proportional to 51,205.48, 70,667.67 and 28,551.85 is: 39,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.48 : 70,667.67 = 28,551.85 : x
  2. Step 2: Convert to fraction form
    51,205.48/70,667.67 = 28,551.85/x
  3. Step 3: Cross multiply
    51,205.48x = 70,667.67 × 28,551.85
  4. Step 4: Simplify right side
    51,205.48x = 2,017,692,713.69
  5. Step 5: Solve for x
    x = 2,017,692,713.69/51,205.48
  6. Step 6: Final answer
    x = 39,403.84

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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.