Home / 39,105.55-58,660.60-15,089.98

Finding the Fourth Proportional to 39,105.55, 58,660.60 and 15,089.98

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Solution

The fourth proportional to 39,105.55, 58,660.60 and 15,089.98 is: 22,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.55 : 58,660.60 = 15,089.98 : x
  2. Step 2: Convert to fraction form
    39,105.55/58,660.60 = 15,089.98/x
  3. Step 3: Cross multiply
    39,105.55x = 58,660.60 × 15,089.98
  4. Step 4: Simplify right side
    39,105.55x = 885,186,987.49
  5. Step 5: Solve for x
    x = 885,186,987.49/39,105.55
  6. Step 6: Final answer
    x = 22,635.84

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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.