Home / 52,894.09-72,989.16-30,228.58

Finding the Fourth Proportional to 52,894.09, 72,989.16 and 30,228.58

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Solution

The fourth proportional to 52,894.09, 72,989.16 and 30,228.58 is: 41,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,894.09 : 72,989.16 = 30,228.58 : x
  2. Step 2: Convert to fraction form
    52,894.09/72,989.16 = 30,228.58/x
  3. Step 3: Cross multiply
    52,894.09x = 72,989.16 × 30,228.58
  4. Step 4: Simplify right side
    52,894.09x = 2,206,358,662.19
  5. Step 5: Solve for x
    x = 2,206,358,662.19/52,894.09
  6. Step 6: Final answer
    x = 41,712.76

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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.