Home / 18,461.28-25,477.52-10,504.65

Finding the Fourth Proportional to 18,461.28, 25,477.52 and 10,504.65

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Solution

The fourth proportional to 18,461.28, 25,477.52 and 10,504.65 is: 14,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.28 : 25,477.52 = 10,504.65 : x
  2. Step 2: Convert to fraction form
    18,461.28/25,477.52 = 10,504.65/x
  3. Step 3: Cross multiply
    18,461.28x = 25,477.52 × 10,504.65
  4. Step 4: Simplify right side
    18,461.28x = 267,632,430.47
  5. Step 5: Solve for x
    x = 267,632,430.47/18,461.28
  6. Step 6: Final answer
    x = 14,496.96

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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.