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Finding the Fourth Proportional to 35,878.62, 53,813.70 and 9,585.39

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Solution

The fourth proportional to 35,878.62, 53,813.70 and 9,585.39 is: 14,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878.62 : 53,813.70 = 9,585.39 : x
  2. Step 2: Convert to fraction form
    35,878.62/53,813.70 = 9,585.39/x
  3. Step 3: Cross multiply
    35,878.62x = 53,813.70 × 9,585.39
  4. Step 4: Simplify right side
    35,878.62x = 515,825,301.84
  5. Step 5: Solve for x
    x = 515,825,301.84/35,878.62
  6. Step 6: Final answer
    x = 14,376.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.