Home / 35,136.43-48,488.25-19,220.87

Finding the Fourth Proportional to 35,136.43, 48,488.25 and 19,220.87

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Solution

The fourth proportional to 35,136.43, 48,488.25 and 19,220.87 is: 26,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.43 : 48,488.25 = 19,220.87 : x
  2. Step 2: Convert to fraction form
    35,136.43/48,488.25 = 19,220.87/x
  3. Step 3: Cross multiply
    35,136.43x = 48,488.25 × 19,220.87
  4. Step 4: Simplify right side
    35,136.43x = 931,986,543.08
  5. Step 5: Solve for x
    x = 931,986,543.08/35,136.43
  6. Step 6: Final answer
    x = 26,524.80

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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.