Home / 28,924.63-39,960.24-24,719.21

Finding the Fourth Proportional to 28,924.63, 39,960.24 and 24,719.21

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Solution

The fourth proportional to 28,924.63, 39,960.24 and 24,719.21 is: 34,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.63 : 39,960.24 = 24,719.21 : x
  2. Step 2: Convert to fraction form
    28,924.63/39,960.24 = 24,719.21/x
  3. Step 3: Cross multiply
    28,924.63x = 39,960.24 × 24,719.21
  4. Step 4: Simplify right side
    28,924.63x = 987,785,421.56
  5. Step 5: Solve for x
    x = 987,785,421.56/28,924.63
  6. Step 6: Final answer
    x = 34,150.32

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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.