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Finding the Fourth Proportional to 57,491.84, 79,338.71 and 32,341.34

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Solution

The fourth proportional to 57,491.84, 79,338.71 and 32,341.34 is: 44,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,491.84 : 79,338.71 = 32,341.34 : x
  2. Step 2: Convert to fraction form
    57,491.84/79,338.71 = 32,341.34/x
  3. Step 3: Cross multiply
    57,491.84x = 79,338.71 × 32,341.34
  4. Step 4: Simplify right side
    57,491.84x = 2,565,919,636.87
  5. Step 5: Solve for x
    x = 2,565,919,636.87/57,491.84
  6. Step 6: Final answer
    x = 44,631.03

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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.