Home / 49,983.39-75,012-23,688.21

Finding the Fourth Proportional to 49,983.39, 75,012 and 23,688.21

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Solution

The fourth proportional to 49,983.39, 75,012 and 23,688.21 is: 35,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,983.39 : 75,012 = 23,688.21 : x
  2. Step 2: Convert to fraction form
    49,983.39/75,012 = 23,688.21/x
  3. Step 3: Cross multiply
    49,983.39x = 75,012 × 23,688.21
  4. Step 4: Simplify right side
    49,983.39x = 1,776,900,008.52
  5. Step 5: Solve for x
    x = 1,776,900,008.52/49,983.39
  6. Step 6: Final answer
    x = 35,549.81

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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.