Home / 39,016.42-58,530.75-12,715.09

Finding the Fourth Proportional to 39,016.42, 58,530.75 and 12,715.09

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Solution

The fourth proportional to 39,016.42, 58,530.75 and 12,715.09 is: 19,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,016.42 : 58,530.75 = 12,715.09 : x
  2. Step 2: Convert to fraction form
    39,016.42/58,530.75 = 12,715.09/x
  3. Step 3: Cross multiply
    39,016.42x = 58,530.75 × 12,715.09
  4. Step 4: Simplify right side
    39,016.42x = 744,223,754.02
  5. Step 5: Solve for x
    x = 744,223,754.02/39,016.42
  6. Step 6: Final answer
    x = 19,074.63

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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.