Home / 49,383.85-74,049.24-15,643.68

Finding the Fourth Proportional to 49,383.85, 74,049.24 and 15,643.68

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Solution

The fourth proportional to 49,383.85, 74,049.24 and 15,643.68 is: 23,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,383.85 : 74,049.24 = 15,643.68 : x
  2. Step 2: Convert to fraction form
    49,383.85/74,049.24 = 15,643.68/x
  3. Step 3: Cross multiply
    49,383.85x = 74,049.24 × 15,643.68
  4. Step 4: Simplify right side
    49,383.85x = 1,158,402,724.31
  5. Step 5: Solve for x
    x = 1,158,402,724.31/49,383.85
  6. Step 6: Final answer
    x = 23,457.12

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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.