Home / 50,835.60-70,153.65-28,175.09

Finding the Fourth Proportional to 50,835.60, 70,153.65 and 28,175.09

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Solution

The fourth proportional to 50,835.60, 70,153.65 and 28,175.09 is: 38,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835.60 : 70,153.65 = 28,175.09 : x
  2. Step 2: Convert to fraction form
    50,835.60/70,153.65 = 28,175.09/x
  3. Step 3: Cross multiply
    50,835.60x = 70,153.65 × 28,175.09
  4. Step 4: Simplify right side
    50,835.60x = 1,976,585,402.58
  5. Step 5: Solve for x
    x = 1,976,585,402.58/50,835.60
  6. Step 6: Final answer
    x = 38,881.91

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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.