Home / 39,919.14-59,878.89-10,334.88

Finding the Fourth Proportional to 39,919.14, 59,878.89 and 10,334.88

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Solution

The fourth proportional to 39,919.14, 59,878.89 and 10,334.88 is: 15,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,919.14 : 59,878.89 = 10,334.88 : x
  2. Step 2: Convert to fraction form
    39,919.14/59,878.89 = 10,334.88/x
  3. Step 3: Cross multiply
    39,919.14x = 59,878.89 × 10,334.88
  4. Step 4: Simplify right side
    39,919.14x = 618,841,142.68
  5. Step 5: Solve for x
    x = 618,841,142.68/39,919.14
  6. Step 6: Final answer
    x = 15,502.37

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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.