Home / 36,423.75-54,641.70-12,737.91

Finding the Fourth Proportional to 36,423.75, 54,641.70 and 12,737.91

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Solution

The fourth proportional to 36,423.75, 54,641.70 and 12,737.91 is: 19,108.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,423.75 : 54,641.70 = 12,737.91 : x
  2. Step 2: Convert to fraction form
    36,423.75/54,641.70 = 12,737.91/x
  3. Step 3: Cross multiply
    36,423.75x = 54,641.70 × 12,737.91
  4. Step 4: Simplify right side
    36,423.75x = 696,021,056.85
  5. Step 5: Solve for x
    x = 696,021,056.85/36,423.75
  6. Step 6: Final answer
    x = 19,108.99

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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.