Home / 14,915.79-22,366.38-8,677.98

Finding the Fourth Proportional to 14,915.79, 22,366.38 and 8,677.98

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Solution

The fourth proportional to 14,915.79, 22,366.38 and 8,677.98 is: 13,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.79 : 22,366.38 = 8,677.98 : x
  2. Step 2: Convert to fraction form
    14,915.79/22,366.38 = 8,677.98/x
  3. Step 3: Cross multiply
    14,915.79x = 22,366.38 × 8,677.98
  4. Step 4: Simplify right side
    14,915.79x = 194,094,998.31
  5. Step 5: Solve for x
    x = 194,094,998.31/14,915.79
  6. Step 6: Final answer
    x = 13,012.72

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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.