Home / 18,810.48-25,957.38-10,310.94

Finding the Fourth Proportional to 18,810.48, 25,957.38 and 10,310.94

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Solution

The fourth proportional to 18,810.48, 25,957.38 and 10,310.94 is: 14,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.48 : 25,957.38 = 10,310.94 : x
  2. Step 2: Convert to fraction form
    18,810.48/25,957.38 = 10,310.94/x
  3. Step 3: Cross multiply
    18,810.48x = 25,957.38 × 10,310.94
  4. Step 4: Simplify right side
    18,810.48x = 267,644,987.74
  5. Step 5: Solve for x
    x = 267,644,987.74/18,810.48
  6. Step 6: Final answer
    x = 14,228.50

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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.