Home / 22,916.88-34,385.40-12,374.76

Finding the Fourth Proportional to 22,916.88, 34,385.40 and 12,374.76

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Solution

The fourth proportional to 22,916.88, 34,385.40 and 12,374.76 is: 18,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.88 : 34,385.40 = 12,374.76 : x
  2. Step 2: Convert to fraction form
    22,916.88/34,385.40 = 12,374.76/x
  3. Step 3: Cross multiply
    22,916.88x = 34,385.40 × 12,374.76
  4. Step 4: Simplify right side
    22,916.88x = 425,511,072.50
  5. Step 5: Solve for x
    x = 425,511,072.50/22,916.88
  6. Step 6: Final answer
    x = 18,567.58

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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.