Home / 39,894.23-59,834.87-18,834.23

Finding the Fourth Proportional to 39,894.23, 59,834.87 and 18,834.23

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Solution

The fourth proportional to 39,894.23, 59,834.87 and 18,834.23 is: 28,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,894.23 : 59,834.87 = 18,834.23 : x
  2. Step 2: Convert to fraction form
    39,894.23/59,834.87 = 18,834.23/x
  3. Step 3: Cross multiply
    39,894.23x = 59,834.87 × 18,834.23
  4. Step 4: Simplify right side
    39,894.23x = 1,126,943,829.64
  5. Step 5: Solve for x
    x = 1,126,943,829.64/39,894.23
  6. Step 6: Final answer
    x = 28,248.29

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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.