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Finding the Fourth Proportional to 22,686.94, 34,030.27 and 8,835.94

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Solution

The fourth proportional to 22,686.94, 34,030.27 and 8,835.94 is: 13,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,686.94 : 34,030.27 = 8,835.94 : x
  2. Step 2: Convert to fraction form
    22,686.94/34,030.27 = 8,835.94/x
  3. Step 3: Cross multiply
    22,686.94x = 34,030.27 × 8,835.94
  4. Step 4: Simplify right side
    22,686.94x = 300,689,423.90
  5. Step 5: Solve for x
    x = 300,689,423.90/22,686.94
  6. Step 6: Final answer
    x = 13,253.86

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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.