Home / 49,923.15-68,888.28-28,709.25

Finding the Fourth Proportional to 49,923.15, 68,888.28 and 28,709.25

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Solution

The fourth proportional to 49,923.15, 68,888.28 and 28,709.25 is: 39,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,923.15 : 68,888.28 = 28,709.25 : x
  2. Step 2: Convert to fraction form
    49,923.15/68,888.28 = 28,709.25/x
  3. Step 3: Cross multiply
    49,923.15x = 68,888.28 × 28,709.25
  4. Step 4: Simplify right side
    49,923.15x = 1,977,730,852.59
  5. Step 5: Solve for x
    x = 1,977,730,852.59/49,923.15
  6. Step 6: Final answer
    x = 39,615.51

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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.