Home / 50,872.04-70,203.41-28,214.48

Finding the Fourth Proportional to 50,872.04, 70,203.41 and 28,214.48

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Solution

The fourth proportional to 50,872.04, 70,203.41 and 28,214.48 is: 38,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,872.04 : 70,203.41 = 28,214.48 : x
  2. Step 2: Convert to fraction form
    50,872.04/70,203.41 = 28,214.48/x
  3. Step 3: Cross multiply
    50,872.04x = 70,203.41 × 28,214.48
  4. Step 4: Simplify right side
    50,872.04x = 1,980,752,741.81
  5. Step 5: Solve for x
    x = 1,980,752,741.81/50,872.04
  6. Step 6: Final answer
    x = 38,935.98

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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.