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Finding the Fourth Proportional to 46,817.84, 64,609.86 and 27,965.84

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Solution

The fourth proportional to 46,817.84, 64,609.86 and 27,965.84 is: 38,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,817.84 : 64,609.86 = 27,965.84 : x
  2. Step 2: Convert to fraction form
    46,817.84/64,609.86 = 27,965.84/x
  3. Step 3: Cross multiply
    46,817.84x = 64,609.86 × 27,965.84
  4. Step 4: Simplify right side
    46,817.84x = 1,806,869,007.18
  5. Step 5: Solve for x
    x = 1,806,869,007.18/46,817.84
  6. Step 6: Final answer
    x = 38,593.60

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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.