Home / 25,332.32-37,977.60-19,080.32

Finding the Fourth Proportional to 25,332.32, 37,977.60 and 19,080.32

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Solution

The fourth proportional to 25,332.32, 37,977.60 and 19,080.32 is: 28,604.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,332.32 : 37,977.60 = 19,080.32 : x
  2. Step 2: Convert to fraction form
    25,332.32/37,977.60 = 19,080.32/x
  3. Step 3: Cross multiply
    25,332.32x = 37,977.60 × 19,080.32
  4. Step 4: Simplify right side
    25,332.32x = 724,624,760.83
  5. Step 5: Solve for x
    x = 724,624,760.83/25,332.32
  6. Step 6: Final answer
    x = 28,604.75

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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.