Home / 55,657.83-76,807.61-30,164.81

Finding the Fourth Proportional to 55,657.83, 76,807.61 and 30,164.81

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Solution

The fourth proportional to 55,657.83, 76,807.61 and 30,164.81 is: 41,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,657.83 : 76,807.61 = 30,164.81 : x
  2. Step 2: Convert to fraction form
    55,657.83/76,807.61 = 30,164.81/x
  3. Step 3: Cross multiply
    55,657.83x = 76,807.61 × 30,164.81
  4. Step 4: Simplify right side
    55,657.83x = 2,316,886,907.39
  5. Step 5: Solve for x
    x = 2,316,886,907.39/55,657.83
  6. Step 6: Final answer
    x = 41,627.33

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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.