Home / 39,718.87-59,578.25-10,136.70

Finding the Fourth Proportional to 39,718.87, 59,578.25 and 10,136.70

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Solution

The fourth proportional to 39,718.87, 59,578.25 and 10,136.70 is: 15,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.87 : 59,578.25 = 10,136.70 : x
  2. Step 2: Convert to fraction form
    39,718.87/59,578.25 = 10,136.70/x
  3. Step 3: Cross multiply
    39,718.87x = 59,578.25 × 10,136.70
  4. Step 4: Simplify right side
    39,718.87x = 603,926,846.78
  5. Step 5: Solve for x
    x = 603,926,846.78/39,718.87
  6. Step 6: Final answer
    x = 15,205.04

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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.