Home / 25,178.08-37,771.66-10,378.76

Finding the Fourth Proportional to 25,178.08, 37,771.66 and 10,378.76

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Solution

The fourth proportional to 25,178.08, 37,771.66 and 10,378.76 is: 15,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.08 : 37,771.66 = 10,378.76 : x
  2. Step 2: Convert to fraction form
    25,178.08/37,771.66 = 10,378.76/x
  3. Step 3: Cross multiply
    25,178.08x = 37,771.66 × 10,378.76
  4. Step 4: Simplify right side
    25,178.08x = 392,022,993.94
  5. Step 5: Solve for x
    x = 392,022,993.94/25,178.08
  6. Step 6: Final answer
    x = 15,570.01

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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.