Home / 14,040.84-19,385.46-8,737.80

Finding the Fourth Proportional to 14,040.84, 19,385.46 and 8,737.80

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Solution

The fourth proportional to 14,040.84, 19,385.46 and 8,737.80 is: 12,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.84 : 19,385.46 = 8,737.80 : x
  2. Step 2: Convert to fraction form
    14,040.84/19,385.46 = 8,737.80/x
  3. Step 3: Cross multiply
    14,040.84x = 19,385.46 × 8,737.80
  4. Step 4: Simplify right side
    14,040.84x = 169,386,272.39
  5. Step 5: Solve for x
    x = 169,386,272.39/14,040.84
  6. Step 6: Final answer
    x = 12,063.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.