Home / 34,821.25-52,252.63-12,636.36

Finding the Fourth Proportional to 34,821.25, 52,252.63 and 12,636.36

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Solution

The fourth proportional to 34,821.25, 52,252.63 and 12,636.36 is: 18,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.25 : 52,252.63 = 12,636.36 : x
  2. Step 2: Convert to fraction form
    34,821.25/52,252.63 = 12,636.36/x
  3. Step 3: Cross multiply
    34,821.25x = 52,252.63 × 12,636.36
  4. Step 4: Simplify right side
    34,821.25x = 660,283,043.63
  5. Step 5: Solve for x
    x = 660,283,043.63/34,821.25
  6. Step 6: Final answer
    x = 18,962.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.