Home / 50,774.08-70,065.93-28,111.48

Finding the Fourth Proportional to 50,774.08, 70,065.93 and 28,111.48

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Solution

The fourth proportional to 50,774.08, 70,065.93 and 28,111.48 is: 38,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,774.08 : 70,065.93 = 28,111.48 : x
  2. Step 2: Convert to fraction form
    50,774.08/70,065.93 = 28,111.48/x
  3. Step 3: Cross multiply
    50,774.08x = 70,065.93 × 28,111.48
  4. Step 4: Simplify right side
    50,774.08x = 1,969,656,989.88
  5. Step 5: Solve for x
    x = 1,969,656,989.88/50,774.08
  6. Step 6: Final answer
    x = 38,792.57

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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.