Home / 34,694.60-47,880.24-21,266.60

Finding the Fourth Proportional to 34,694.60, 47,880.24 and 21,266.60

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Solution

The fourth proportional to 34,694.60, 47,880.24 and 21,266.60 is: 29,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,694.60 : 47,880.24 = 21,266.60 : x
  2. Step 2: Convert to fraction form
    34,694.60/47,880.24 = 21,266.60/x
  3. Step 3: Cross multiply
    34,694.60x = 47,880.24 × 21,266.60
  4. Step 4: Simplify right side
    34,694.60x = 1,018,249,911.98
  5. Step 5: Solve for x
    x = 1,018,249,911.98/34,694.60
  6. Step 6: Final answer
    x = 29,348.95

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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.