Home / 34,881.96-48,136.85-18,966.42

Finding the Fourth Proportional to 34,881.96, 48,136.85 and 18,966.42

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Solution

The fourth proportional to 34,881.96, 48,136.85 and 18,966.42 is: 26,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,881.96 : 48,136.85 = 18,966.42 : x
  2. Step 2: Convert to fraction form
    34,881.96/48,136.85 = 18,966.42/x
  3. Step 3: Cross multiply
    34,881.96x = 48,136.85 × 18,966.42
  4. Step 4: Simplify right side
    34,881.96x = 912,983,714.58
  5. Step 5: Solve for x
    x = 912,983,714.58/34,881.96
  6. Step 6: Final answer
    x = 26,173.52

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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.