Home / 34,613.84-47,761.68-19,505.72

Finding the Fourth Proportional to 34,613.84, 47,761.68 and 19,505.72

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Solution

The fourth proportional to 34,613.84, 47,761.68 and 19,505.72 is: 26,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613.84 : 47,761.68 = 19,505.72 : x
  2. Step 2: Convert to fraction form
    34,613.84/47,761.68 = 19,505.72/x
  3. Step 3: Cross multiply
    34,613.84x = 47,761.68 × 19,505.72
  4. Step 4: Simplify right side
    34,613.84x = 931,625,956.81
  5. Step 5: Solve for x
    x = 931,625,956.81/34,613.84
  6. Step 6: Final answer
    x = 26,914.84

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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.