Home / 18,655.85-25,743.77-10,589.67

Finding the Fourth Proportional to 18,655.85, 25,743.77 and 10,589.67

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Solution

The fourth proportional to 18,655.85, 25,743.77 and 10,589.67 is: 14,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.85 : 25,743.77 = 10,589.67 : x
  2. Step 2: Convert to fraction form
    18,655.85/25,743.77 = 10,589.67/x
  3. Step 3: Cross multiply
    18,655.85x = 25,743.77 × 10,589.67
  4. Step 4: Simplify right side
    18,655.85x = 272,617,919.08
  5. Step 5: Solve for x
    x = 272,617,919.08/18,655.85
  6. Step 6: Final answer
    x = 14,613.00

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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.