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Finding the Fourth Proportional to 46,951.59, 70,426.17 and 15,786.84

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Solution

The fourth proportional to 46,951.59, 70,426.17 and 15,786.84 is: 23,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,951.59 : 70,426.17 = 15,786.84 : x
  2. Step 2: Convert to fraction form
    46,951.59/70,426.17 = 15,786.84/x
  3. Step 3: Cross multiply
    46,951.59x = 70,426.17 × 15,786.84
  4. Step 4: Simplify right side
    46,951.59x = 1,111,806,677.60
  5. Step 5: Solve for x
    x = 1,111,806,677.60/46,951.59
  6. Step 6: Final answer
    x = 23,679.85

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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.