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Finding the Fourth Proportional to 57,841.19, 79,820.28 and 32,347.27

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Solution

The fourth proportional to 57,841.19, 79,820.28 and 32,347.27 is: 44,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,841.19 : 79,820.28 = 32,347.27 : x
  2. Step 2: Convert to fraction form
    57,841.19/79,820.28 = 32,347.27/x
  3. Step 3: Cross multiply
    57,841.19x = 79,820.28 × 32,347.27
  4. Step 4: Simplify right side
    57,841.19x = 2,581,967,749.53
  5. Step 5: Solve for x
    x = 2,581,967,749.53/57,841.19
  6. Step 6: Final answer
    x = 44,638.91

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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.