Home / 48,136.36-66,448.39-29,280.04

Finding the Fourth Proportional to 48,136.36, 66,448.39 and 29,280.04

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Solution

The fourth proportional to 48,136.36, 66,448.39 and 29,280.04 is: 40,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.36 : 66,448.39 = 29,280.04 : x
  2. Step 2: Convert to fraction form
    48,136.36/66,448.39 = 29,280.04/x
  3. Step 3: Cross multiply
    48,136.36x = 66,448.39 × 29,280.04
  4. Step 4: Simplify right side
    48,136.36x = 1,945,611,184.89
  5. Step 5: Solve for x
    x = 1,945,611,184.89/48,136.36
  6. Step 6: Final answer
    x = 40,418.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.