Home / 48,715.04-73,078.32-15,436.64

Finding the Fourth Proportional to 48,715.04, 73,078.32 and 15,436.64

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Solution

The fourth proportional to 48,715.04, 73,078.32 and 15,436.64 is: 23,156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,715.04 : 73,078.32 = 15,436.64 : x
  2. Step 2: Convert to fraction form
    48,715.04/73,078.32 = 15,436.64/x
  3. Step 3: Cross multiply
    48,715.04x = 73,078.32 × 15,436.64
  4. Step 4: Simplify right side
    48,715.04x = 1,128,083,717.64
  5. Step 5: Solve for x
    x = 1,128,083,717.64/48,715.04
  6. Step 6: Final answer
    x = 23,156.79

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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.