Home / 35,136.90-48,488.46-19,221.18

Finding the Fourth Proportional to 35,136.90, 48,488.46 and 19,221.18

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Solution

The fourth proportional to 35,136.90, 48,488.46 and 19,221.18 is: 26,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.90 : 48,488.46 = 19,221.18 : x
  2. Step 2: Convert to fraction form
    35,136.90/48,488.46 = 19,221.18/x
  3. Step 3: Cross multiply
    35,136.90x = 48,488.46 × 19,221.18
  4. Step 4: Simplify right side
    35,136.90x = 932,005,417.58
  5. Step 5: Solve for x
    x = 932,005,417.58/35,136.90
  6. Step 6: Final answer
    x = 26,524.98

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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.