Home / 42,069.16-63,136.38-15,797.80

Finding the Fourth Proportional to 42,069.16, 63,136.38 and 15,797.80

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Solution

The fourth proportional to 42,069.16, 63,136.38 and 15,797.80 is: 23,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,069.16 : 63,136.38 = 15,797.80 : x
  2. Step 2: Convert to fraction form
    42,069.16/63,136.38 = 15,797.80/x
  3. Step 3: Cross multiply
    42,069.16x = 63,136.38 × 15,797.80
  4. Step 4: Simplify right side
    42,069.16x = 997,415,903.96
  5. Step 5: Solve for x
    x = 997,415,903.96/42,069.16
  6. Step 6: Final answer
    x = 23,708.96

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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.