Home / 25,143.45-37,720.03-9,559.86

Finding the Fourth Proportional to 25,143.45, 37,720.03 and 9,559.86

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Solution

The fourth proportional to 25,143.45, 37,720.03 and 9,559.86 is: 14,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.45 : 37,720.03 = 9,559.86 : x
  2. Step 2: Convert to fraction form
    25,143.45/37,720.03 = 9,559.86/x
  3. Step 3: Cross multiply
    25,143.45x = 37,720.03 × 9,559.86
  4. Step 4: Simplify right side
    25,143.45x = 360,598,206.00
  5. Step 5: Solve for x
    x = 360,598,206.00/25,143.45
  6. Step 6: Final answer
    x = 14,341.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.