Home / 39,137.12-58,709.78-16,952.74

Finding the Fourth Proportional to 39,137.12, 58,709.78 and 16,952.74

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Solution

The fourth proportional to 39,137.12, 58,709.78 and 16,952.74 is: 25,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,137.12 : 58,709.78 = 16,952.74 : x
  2. Step 2: Convert to fraction form
    39,137.12/58,709.78 = 16,952.74/x
  3. Step 3: Cross multiply
    39,137.12x = 58,709.78 × 16,952.74
  4. Step 4: Simplify right side
    39,137.12x = 995,291,635.80
  5. Step 5: Solve for x
    x = 995,291,635.80/39,137.12
  6. Step 6: Final answer
    x = 25,430.89

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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.