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Finding the Fourth Proportional to 57,955.48, 79,980.53 and 32,462.94

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Solution

The fourth proportional to 57,955.48, 79,980.53 and 32,462.94 is: 44,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,955.48 : 79,980.53 = 32,462.94 : x
  2. Step 2: Convert to fraction form
    57,955.48/79,980.53 = 32,462.94/x
  3. Step 3: Cross multiply
    57,955.48x = 79,980.53 × 32,462.94
  4. Step 4: Simplify right side
    57,955.48x = 2,596,403,146.56
  5. Step 5: Solve for x
    x = 2,596,403,146.56/57,955.48
  6. Step 6: Final answer
    x = 44,799.96

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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.