Home / 49,509.46-68,349.32-38,154.07

Finding the Fourth Proportional to 49,509.46, 68,349.32 and 38,154.07

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Solution

The fourth proportional to 49,509.46, 68,349.32 and 38,154.07 is: 52,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509.46 : 68,349.32 = 38,154.07 : x
  2. Step 2: Convert to fraction form
    49,509.46/68,349.32 = 38,154.07/x
  3. Step 3: Cross multiply
    49,509.46x = 68,349.32 × 38,154.07
  4. Step 4: Simplify right side
    49,509.46x = 2,607,804,739.73
  5. Step 5: Solve for x
    x = 2,607,804,739.73/49,509.46
  6. Step 6: Final answer
    x = 52,672.86

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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.