Home / 18,555.40-25,606.66-10,598.68

Finding the Fourth Proportional to 18,555.40, 25,606.66 and 10,598.68

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Solution

The fourth proportional to 18,555.40, 25,606.66 and 10,598.68 is: 14,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.40 : 25,606.66 = 10,598.68 : x
  2. Step 2: Convert to fraction form
    18,555.40/25,606.66 = 10,598.68/x
  3. Step 3: Cross multiply
    18,555.40x = 25,606.66 × 10,598.68
  4. Step 4: Simplify right side
    18,555.40x = 271,396,795.21
  5. Step 5: Solve for x
    x = 271,396,795.21/18,555.40
  6. Step 6: Final answer
    x = 14,626.30

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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.