Home / 18,585.54-25,645.34-10,626.23

Finding the Fourth Proportional to 18,585.54, 25,645.34 and 10,626.23

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Solution

The fourth proportional to 18,585.54, 25,645.34 and 10,626.23 is: 14,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.54 : 25,645.34 = 10,626.23 : x
  2. Step 2: Convert to fraction form
    18,585.54/25,645.34 = 10,626.23/x
  3. Step 3: Cross multiply
    18,585.54x = 25,645.34 × 10,626.23
  4. Step 4: Simplify right side
    18,585.54x = 272,513,099.91
  5. Step 5: Solve for x
    x = 272,513,099.91/18,585.54
  6. Step 6: Final answer
    x = 14,662.64

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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.