Home / 39,495.43-59,243.13-15,813.63

Finding the Fourth Proportional to 39,495.43, 59,243.13 and 15,813.63

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Solution

The fourth proportional to 39,495.43, 59,243.13 and 15,813.63 is: 23,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.43 : 59,243.13 = 15,813.63 : x
  2. Step 2: Convert to fraction form
    39,495.43/59,243.13 = 15,813.63/x
  3. Step 3: Cross multiply
    39,495.43x = 59,243.13 × 15,813.63
  4. Step 4: Simplify right side
    39,495.43x = 936,848,937.86
  5. Step 5: Solve for x
    x = 936,848,937.86/39,495.43
  6. Step 6: Final answer
    x = 23,720.44

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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.