Home / 52,838.77-72,919.77-31,613.95

Finding the Fourth Proportional to 52,838.77, 72,919.77 and 31,613.95

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Solution

The fourth proportional to 52,838.77, 72,919.77 and 31,613.95 is: 43,628.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,838.77 : 72,919.77 = 31,613.95 : x
  2. Step 2: Convert to fraction form
    52,838.77/72,919.77 = 31,613.95/x
  3. Step 3: Cross multiply
    52,838.77x = 72,919.77 × 31,613.95
  4. Step 4: Simplify right side
    52,838.77x = 2,305,281,962.79
  5. Step 5: Solve for x
    x = 2,305,281,962.79/52,838.77
  6. Step 6: Final answer
    x = 43,628.61

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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.