Home / 55,602.57-76,732.19-30,109.52

Finding the Fourth Proportional to 55,602.57, 76,732.19 and 30,109.52

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Solution

The fourth proportional to 55,602.57, 76,732.19 and 30,109.52 is: 41,551.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,602.57 : 76,732.19 = 30,109.52 : x
  2. Step 2: Convert to fraction form
    55,602.57/76,732.19 = 30,109.52/x
  3. Step 3: Cross multiply
    55,602.57x = 76,732.19 × 30,109.52
  4. Step 4: Simplify right side
    55,602.57x = 2,310,369,409.45
  5. Step 5: Solve for x
    x = 2,310,369,409.45/55,602.57
  6. Step 6: Final answer
    x = 41,551.49

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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.