Home / 55,326.60-76,350.60-30,176.10

Finding the Fourth Proportional to 55,326.60, 76,350.60 and 30,176.10

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Solution

The fourth proportional to 55,326.60, 76,350.60 and 30,176.10 is: 41,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326.60 : 76,350.60 = 30,176.10 : x
  2. Step 2: Convert to fraction form
    55,326.60/76,350.60 = 30,176.10/x
  3. Step 3: Cross multiply
    55,326.60x = 76,350.60 × 30,176.10
  4. Step 4: Simplify right side
    55,326.60x = 2,303,963,340.66
  5. Step 5: Solve for x
    x = 2,303,963,340.66/55,326.60
  6. Step 6: Final answer
    x = 41,642.96

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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.