Home / 39,869.34-59,740.14-30,498

Finding the Fourth Proportional to 39,869.34, 59,740.14 and 30,498

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Solution

The fourth proportional to 39,869.34, 59,740.14 and 30,498 is: 45,698.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,869.34 : 59,740.14 = 30,498 : x
  2. Step 2: Convert to fraction form
    39,869.34/59,740.14 = 30,498/x
  3. Step 3: Cross multiply
    39,869.34x = 59,740.14 × 30,498
  4. Step 4: Simplify right side
    39,869.34x = 1,821,954,789.72
  5. Step 5: Solve for x
    x = 1,821,954,789.72/39,869.34
  6. Step 6: Final answer
    x = 45,698.14

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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.