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Finding the Fourth Proportional to 35,506.59, 48,998.99 and 19,590.90

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Solution

The fourth proportional to 35,506.59, 48,998.99 and 19,590.90 is: 27,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506.59 : 48,998.99 = 19,590.90 : x
  2. Step 2: Convert to fraction form
    35,506.59/48,998.99 = 19,590.90/x
  3. Step 3: Cross multiply
    35,506.59x = 48,998.99 × 19,590.90
  4. Step 4: Simplify right side
    35,506.59x = 959,934,215.24
  5. Step 5: Solve for x
    x = 959,934,215.24/35,506.59
  6. Step 6: Final answer
    x = 27,035.38

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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.