Home / 34,576.49-47,715.10-19,470.64

Finding the Fourth Proportional to 34,576.49, 47,715.10 and 19,470.64

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Solution

The fourth proportional to 34,576.49, 47,715.10 and 19,470.64 is: 26,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,576.49 : 47,715.10 = 19,470.64 : x
  2. Step 2: Convert to fraction form
    34,576.49/47,715.10 = 19,470.64/x
  3. Step 3: Cross multiply
    34,576.49x = 47,715.10 × 19,470.64
  4. Step 4: Simplify right side
    34,576.49x = 929,043,578.03
  5. Step 5: Solve for x
    x = 929,043,578.03/34,576.49
  6. Step 6: Final answer
    x = 26,869.23

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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.