Home / 39,946.81-59,922.47-10,363.86

Finding the Fourth Proportional to 39,946.81, 59,922.47 and 10,363.86

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Solution

The fourth proportional to 39,946.81, 59,922.47 and 10,363.86 is: 15,546.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.81 : 59,922.47 = 10,363.86 : x
  2. Step 2: Convert to fraction form
    39,946.81/59,922.47 = 10,363.86/x
  3. Step 3: Cross multiply
    39,946.81x = 59,922.47 × 10,363.86
  4. Step 4: Simplify right side
    39,946.81x = 621,028,089.93
  5. Step 5: Solve for x
    x = 621,028,089.93/39,946.81
  6. Step 6: Final answer
    x = 15,546.38

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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.