Home / 25,186.59-37,771.72-8,315.81

Finding the Fourth Proportional to 25,186.59, 37,771.72 and 8,315.81

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Solution

The fourth proportional to 25,186.59, 37,771.72 and 8,315.81 is: 12,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186.59 : 37,771.72 = 8,315.81 : x
  2. Step 2: Convert to fraction form
    25,186.59/37,771.72 = 8,315.81/x
  3. Step 3: Cross multiply
    25,186.59x = 37,771.72 × 8,315.81
  4. Step 4: Simplify right side
    25,186.59x = 314,102,258.03
  5. Step 5: Solve for x
    x = 314,102,258.03/25,186.59
  6. Step 6: Final answer
    x = 12,471.01

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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.