Home / 39,687.05-59,518.69-15,986.99

Finding the Fourth Proportional to 39,687.05, 59,518.69 and 15,986.99

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Solution

The fourth proportional to 39,687.05, 59,518.69 and 15,986.99 is: 23,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,687.05 : 59,518.69 = 15,986.99 : x
  2. Step 2: Convert to fraction form
    39,687.05/59,518.69 = 15,986.99/x
  3. Step 3: Cross multiply
    39,687.05x = 59,518.69 × 15,986.99
  4. Step 4: Simplify right side
    39,687.05x = 951,524,701.84
  5. Step 5: Solve for x
    x = 951,524,701.84/39,687.05
  6. Step 6: Final answer
    x = 23,975.70

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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.