Home / 50,963.96-70,327.86-28,304.40

Finding the Fourth Proportional to 50,963.96, 70,327.86 and 28,304.40

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Solution

The fourth proportional to 50,963.96, 70,327.86 and 28,304.40 is: 39,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,963.96 : 70,327.86 = 28,304.40 : x
  2. Step 2: Convert to fraction form
    50,963.96/70,327.86 = 28,304.40/x
  3. Step 3: Cross multiply
    50,963.96x = 70,327.86 × 28,304.40
  4. Step 4: Simplify right side
    50,963.96x = 1,990,587,880.58
  5. Step 5: Solve for x
    x = 1,990,587,880.58/50,963.96
  6. Step 6: Final answer
    x = 39,058.74

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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.