Home / 58,832.60-81,189.78-31,975.64

Finding the Fourth Proportional to 58,832.60, 81,189.78 and 31,975.64

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Solution

The fourth proportional to 58,832.60, 81,189.78 and 31,975.64 is: 44,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,832.60 : 81,189.78 = 31,975.64 : x
  2. Step 2: Convert to fraction form
    58,832.60/81,189.78 = 31,975.64/x
  3. Step 3: Cross multiply
    58,832.60x = 81,189.78 × 31,975.64
  4. Step 4: Simplify right side
    58,832.60x = 2,596,095,176.96
  5. Step 5: Solve for x
    x = 2,596,095,176.96/58,832.60
  6. Step 6: Final answer
    x = 44,126.81

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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.