Home / 40,435.62-60,650.55-15,130.32

Finding the Fourth Proportional to 40,435.62, 60,650.55 and 15,130.32

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Solution

The fourth proportional to 40,435.62, 60,650.55 and 15,130.32 is: 22,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.62 : 60,650.55 = 15,130.32 : x
  2. Step 2: Convert to fraction form
    40,435.62/60,650.55 = 15,130.32/x
  3. Step 3: Cross multiply
    40,435.62x = 60,650.55 × 15,130.32
  4. Step 4: Simplify right side
    40,435.62x = 917,662,154.02
  5. Step 5: Solve for x
    x = 917,662,154.02/40,435.62
  6. Step 6: Final answer
    x = 22,694.40

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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.