Home / 50,734.21-70,013.29-28,074.16

Finding the Fourth Proportional to 50,734.21, 70,013.29 and 28,074.16

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Solution

The fourth proportional to 50,734.21, 70,013.29 and 28,074.16 is: 38,742.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,734.21 : 70,013.29 = 28,074.16 : x
  2. Step 2: Convert to fraction form
    50,734.21/70,013.29 = 28,074.16/x
  3. Step 3: Cross multiply
    50,734.21x = 70,013.29 × 28,074.16
  4. Step 4: Simplify right side
    50,734.21x = 1,965,563,955.52
  5. Step 5: Solve for x
    x = 1,965,563,955.52/50,734.21
  6. Step 6: Final answer
    x = 38,742.38

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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.