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Finding the Fourth Proportional to 35,459.90, 48,934.42 and 19,544.36

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Solution

The fourth proportional to 35,459.90, 48,934.42 and 19,544.36 is: 26,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.90 : 48,934.42 = 19,544.36 : x
  2. Step 2: Convert to fraction form
    35,459.90/48,934.42 = 19,544.36/x
  3. Step 3: Cross multiply
    35,459.90x = 48,934.42 × 19,544.36
  4. Step 4: Simplify right side
    35,459.90x = 956,391,920.87
  5. Step 5: Solve for x
    x = 956,391,920.87/35,459.90
  6. Step 6: Final answer
    x = 26,971.08

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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.