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Finding the Fourth Proportional to 44,779.86, 67,155.48 and 14,787.42

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Solution

The fourth proportional to 44,779.86, 67,155.48 and 14,787.42 is: 22,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,779.86 : 67,155.48 = 14,787.42 : x
  2. Step 2: Convert to fraction form
    44,779.86/67,155.48 = 14,787.42/x
  3. Step 3: Cross multiply
    44,779.86x = 67,155.48 × 14,787.42
  4. Step 4: Simplify right side
    44,779.86x = 993,056,288.06
  5. Step 5: Solve for x
    x = 993,056,288.06/44,779.86
  6. Step 6: Final answer
    x = 22,176.40

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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.