Home / 18,743.76-25,866.04-10,360.08

Finding the Fourth Proportional to 18,743.76, 25,866.04 and 10,360.08

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Solution

The fourth proportional to 18,743.76, 25,866.04 and 10,360.08 is: 14,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743.76 : 25,866.04 = 10,360.08 : x
  2. Step 2: Convert to fraction form
    18,743.76/25,866.04 = 10,360.08/x
  3. Step 3: Cross multiply
    18,743.76x = 25,866.04 × 10,360.08
  4. Step 4: Simplify right side
    18,743.76x = 267,974,243.68
  5. Step 5: Solve for x
    x = 267,974,243.68/18,743.76
  6. Step 6: Final answer
    x = 14,296.72

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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.